Compound membranes
[医] 复合膜
🧩 词语组成解析
n. （动物或植物体内的）薄膜( membrane的复数形式 ); 隔膜; （可起防水、防风等作用的）膜状物
🗣️ 情景例句
Have you filled in the baggage declaration?
行李申请单填好了吗？
The contract will be sent to you by air mail for your signature.
合同会航邮给你们签字。
The doctor said he could do nothing to help him.
医生说他对此无能为力。