fetuses

简明释义

英[/ˈfiːtəsɪz/]美[/ˈfiːtəsɪz/]

胎

胎儿（fetus 的复数）

英英释义

单词用法

同义词

反义词

例句

1.Studies using ultrasound have shown that fetuses exhibit REM sleep as early as the 23rd week of gestation.

研究者通过超声波发现，23周大的胎儿即开始在睡眠时快速移动眼球。

2.The corpses could have been those of aborted fetuses or babies who died of illness at local hospitals.

这些遗体可能是当地医院里引流产或者病亡的死婴。

3.Mercury is a well-known neurotoxin that can cause cognitive and developmental problems, especially in fetuses and children.

汞是一种有名的神经毒素，能够引起认知和发育方面的问题，特别是胎儿和儿童。

4.It has been suggested that yawning and hiccupping might serve to clear out the fetuses airways.

有人提出，打哈欠和打嗝可能有助于清理胎儿的气道。

5.Now research with rats has shown why some fetuses are naturally protected.

最近对老鼠的研究表明了为什么一些新生鼠自然的避免了该疾病。

6.Lung cells taken from rat fetuses were injected into the setup, along with nutrients that helped the cells grow.

从胎鼠中取出的肺细胞被注入这个装置系统中，同时还有帮助细胞生长的营养物质。

7.Thousands of female fetuses are aborted every year, to save their parents the opportunity to have a boy.

每年成千上万的女性胎儿被流产，来解救她们的父母生一个男孩儿的机会。

8.He and his colleagues used the habituation tests to examine memory in fetuses 30 to 38 weeks old.

他和他的同事应用适应实验去检查30- 38周龄胎儿的记忆。

9.Male fetuses were, in other words, being spontaneously aborted-presumably as a consequence of stress.

换句话说，男性胎儿发生自然流产——这可以推测为压力产生的后果。

10.Doctors monitor the development of fetuses in the womb to ensure their health.

医生监测子宫内胎儿的发展，以确保它们的健康。

11.Ultrasound technology allows us to see fetuses and assess their growth.

超声波技术使我们能够看到胎儿并评估它们的生长情况。

12.Research on fetuses helps scientists understand genetic disorders.

对胎儿的研究帮助科学家了解遗传疾病。

13.Some medications can adversely affect fetuses during pregnancy.

在怀孕期间，一些药物可能对胎儿产生不良影响。

14.Expectant parents often attend classes to learn about caring for fetuses before birth.

准父母通常参加课程，以了解在出生前如何照顾胎儿。

作文

The topic of human development is a fascinating and complex subject that encompasses various stages of life, beginning from the moment of conception. One of the critical phases in this journey is the development of fetuses, which refers to the stage of human development that occurs after the embryonic stage and before birth. Understanding the growth and development of fetuses is essential for several reasons, including medical, ethical, and social considerations. During the first trimester of pregnancy, a fetus undergoes rapid changes. By the end of this period, the basic structures and organs are formed, and the fetus begins to take on a more recognizable human shape. This is a crucial time for expectant mothers, as the health and well-being of the fetus can be influenced by factors such as nutrition, lifestyle choices, and environmental exposures. For instance, studies have shown that a balanced diet rich in vitamins and minerals can significantly impact the development of a healthy fetus. As the pregnancy progresses into the second and third trimesters, the fetus continues to grow and develop. During this time, the fetus starts to exhibit movements, and many expectant parents look forward to feeling these movements as a sign of their baby's health. Additionally, advancements in medical technology, such as ultrasounds, allow parents to visualize their fetuses and monitor their development. These technologies have not only provided reassurance to parents but have also played a significant role in identifying potential health issues early in pregnancy. The ethical implications surrounding fetuses cannot be overlooked. The debate over abortion rights often centers around the question of when life begins and the moral status of fetuses. Different cultures and religions have varying beliefs regarding this issue, leading to diverse opinions on reproductive rights. Understanding the biological aspects of fetuses can help inform these discussions, allowing for a more nuanced conversation about the rights of women versus the rights of unborn children. Furthermore, the study of fetuses extends beyond individual pregnancies. Research in this field has implications for public health policies and prenatal care practices. As we learn more about how environmental factors, such as exposure to toxins or maternal stress, affect fetal development, we can implement strategies to protect the health of both mothers and fetuses. For example, initiatives aimed at reducing air pollution or increasing access to healthcare can have a profound impact on the outcomes for fetuses and their families. In conclusion, the development of fetuses is a critical aspect of human life that warrants attention from multiple perspectives. From understanding the biological processes involved in fetal growth to addressing the ethical dilemmas surrounding reproductive rights, it is clear that this topic is multifaceted and significant. By fostering a deeper understanding of fetuses, we can promote healthier pregnancies, informed discussions on ethics, and ultimately, better outcomes for future generations.

人类发展的主题是一个迷人而复杂的课题，涵盖了生命的各个阶段，从受孕的那一刻开始。在这个旅程中，一个关键的阶段是胎儿的发展，指的是人类发展中胚胎期之后和出生之前的阶段。理解胎儿的生长和发展对多种原因至关重要，包括医学、伦理和社会考虑。 在怀孕的第一孕期，胎儿经历快速变化。在这一时期结束时，基本的结构和器官形成，胎儿开始呈现出更具人类特征的形状。这是期待母亲的重要时刻，因为胎儿的健康和幸福会受到营养、生活方式选择和环境暴露等因素的影响。例如，研究表明，富含维生素和矿物质的均衡饮食可以显著影响健康胎儿的发展。 随着怀孕进入第二和第三孕期，胎儿继续生长和发展。在此期间，胎儿开始表现出运动，许多期待的父母期待感受到这些运动，作为他们宝宝健康的标志。此外，医学技术的进步，例如超声波检查，允许父母可视化他们的胎儿并监测其发展。这些技术不仅为父母提供了安心，还在早期识别潜在健康问题方面发挥了重要作用。 围绕胎儿的伦理影响不容忽视。关于堕胎权利的辩论常常围绕生命何时开始以及胎儿的道德地位的问题展开。不同的文化和宗教对这一问题有不同的看法，导致对生殖权利的多样化意见。了解胎儿的生物学方面可以帮助丰富这些讨论，使得关于女性权利与未出生儿童权利之间的对话更加细致。 此外，胎儿的研究不仅限于个别怀孕。该领域的研究对公共卫生政策和产前护理实践具有重要意义。随着我们对环境因素（如接触毒素或母体压力）如何影响胎儿发育的了解加深，我们可以实施保护母亲和胎儿健康的策略。例如，旨在减少空气污染或增加医疗保健获取的倡议可以对胎儿及其家庭的结果产生深远影响。 总之，胎儿的发展是人类生命的一个关键方面，值得从多个角度关注。从理解胎儿生长中的生物过程到解决围绕生殖权利的伦理困境，显然这个话题是多方面且重要的。通过加深对胎儿的理解，我们可以促进更健康的怀孕、对伦理的知情讨论，并最终为未来几代人创造更好的结果。