Contractile vacuole
[医] 伸缩泡
🧩 词语组成解析
contractile
[[kən'træktail]]
a. 会缩的, 有收缩性的\\n[医] 收缩的
n. 空泡, 液泡\\n[医] 空泡, 液泡
🗣️ 情景例句
The topic of sex if somewhat taboo in Chinese daily conversation.
性在中国的日常谈话当中是禁忌话题。
I don't know how to work the machine.
我不懂得怎样使这部机器运转。
and since most medical men in the Health Services are overworked and have little time for offering time-consuming and little-appreciated advice on such subjects as diet,
因为卫生部门的大多数医生都超负荷工作，所以没有多少时间提出一些既费时而又不受人欢迎的忠告，如注意饮食、