sacs

简明释义

英[sæks]美[sæks]

n. （生）囊，液囊；糖精（sac 的复数）

英英释义

单词用法

同义词

反义词

例句

1.The endoplasmic reticulum, a lacy array of membranous sacs, tubules, and vesicles, may be either rough(RER) or smooth (SER).

内质网，是一些不规则排列的膜囊，小管，和液泡组成的。

2.Cost-effectiveness in the laboratory: should we examine hernia sacs or calcified heart valves?

实验室中的成本效益：我们应该检验疝气囊或钙化心瓣膜吗？

3.Alveoli form clusters (alveolar sacs) connected by alveolar ducts to the Bronchioles.

肺泡形成丛集的肺泡囊，经由肺泡管连接至支气管。

4.See those twin sacs coming out of her body? What will technology help us discover next?

看到从她身体里出来的那些两两相连的囊了吗？接下来科技还能帮助我们发现什么呢？

5.This condition causes the ovaries to become enlarged and develop many fluid-filled sacs, or cysts.

这会导致卵巢变大并有过多的充满液体的卵巢囊产生。

6.Instead, birds have a complex network of air sacs that work like bellows to pump a constant stream of air through the lungs.

相反地，鸟类有一个复杂的肺泡结构，就像一个风箱把源源不断的空气打进肺里。

7.She packed her lunch in reusable sacs.

她把午餐装在可重复使用的袋子里。

8.The store sells eco-friendly sacs for shopping.

这家店出售环保购物用的袋子。

9.He keeps his gym clothes in separate sacs.

他把健身衣物放在不同的袋子里。

10.They used small sacs to organize their craft supplies.

他们用小袋子来整理手工材料。

11.The farmer filled the grain into large sacs.

农民把谷物装进大袋子里。

作文

In the intricate world of biology, the term sacs refers to pouch-like structures that serve various essential functions within living organisms. These sacs can be found in numerous forms, each tailored to meet specific needs. For instance, in humans, the lungs contain air sacs known as alveoli, which facilitate the exchange of oxygen and carbon dioxide. This remarkable design allows our bodies to efficiently absorb the oxygen we need for survival while expelling waste gases. Similarly, in plants, sacs play a crucial role in the storage of nutrients and water. The vacuoles within plant cells are large sacs filled with cell sap that help maintain turgor pressure, which is vital for the plant's structural integrity. Beyond their biological significance, sacs also appear in various industrial applications. For example, in the packaging industry, sacs are utilized to store and transport a wide range of products, from food items to chemicals. These durable containers are designed to protect their contents and ensure safe delivery to consumers. The versatility of sacs in both natural and artificial contexts highlights their importance in our daily lives. Moreover, the concept of sacs extends beyond physical structures. In the realm of psychology, one might refer to emotional sacs, metaphorically speaking, to describe the capacity individuals have for storing feelings and experiences. Just as physical sacs can hold substances, emotional sacs can accumulate memories and sentiments, influencing our behavior and interactions with others. Understanding how these emotional sacs function can lead to better mental health and interpersonal relationships. In conclusion, the term sacs embodies a diverse array of meanings across different disciplines. Whether discussing biological functions, industrial uses, or metaphorical interpretations, sacs are integral to understanding the complexities of life and human experience. By exploring the various roles that sacs play, we can gain deeper insights into both the natural world and our own emotional landscapes. As we continue to study and appreciate these fascinating structures, it becomes clear that sacs are more than just simple containers; they are essential components of life itself.

在生物学的复杂世界中，术语sacs指的是袋状结构，在生物体内执行各种重要功能。这些sacs可以以多种形式出现，每种形式都旨在满足特定需求。例如，在人类体内，肺部含有称为肺泡的空气sacs，它们促进氧气和二氧化碳的交换。这种非凡的设计使我们的身体能够有效地吸收生存所需的氧气，同时排出废气。同样，在植物中，sacs在储存营养和水分方面发挥着至关重要的作用。植物细胞内的大型sacs称为液泡，充满了细胞液，有助于维持膨压，这对植物的结构完整性至关重要。 除了生物学意义外，sacs还出现在各种工业应用中。例如，在包装行业，sacs被用于存储和运输各种产品，从食品到化学品。这些耐用的容器旨在保护其内容物，并确保安全送达消费者。sacs在自然和人工环境中的多样性突显了它们在我们日常生活中的重要性。 此外，sacs的概念超越了物理结构。在心理学领域，人们可能会比喻性地提到情感sacs，以描述个人储存感受和经历的能力。就像物理sacs可以容纳物质一样，情感sacs可以积累记忆和情感，影响我们的行为和与他人的互动。理解这些情感sacs的功能可以促进更好的心理健康和人际关系。 总之，术语sacs在不同学科中体现了多样的含义。无论是讨论生物功能、工业用途还是隐喻解释，sacs都是理解生命和人类经验复杂性的关键。通过探索sacs所扮演的各种角色，我们可以更深入地洞察自然世界和我们自己的情感世界。随着我们继续研究和欣赏这些迷人的结构，显然sacs不仅仅是简单的容器；它们是生命本身的重要组成部分。