| 单词 | sac |
|---|---|
| 音标 | 英[sæk] 美[sæk] |
| 解释 | n.(动植物组织中的)囊,液囊;abbr.缩写 = (US) Strategic Air Command 战略空军司令部。; |
| 例句 | N-COUNT (动物体内的)囊,液囊,气囊 A sac is a small part of an animal's body, shaped like a little bag. It contains air, liquid, or some other substance. 例:The lungs consist of millions of tiny air sacs.肺由数百万个小气囊组成。 |
| 变形 | pl:sacs~ |
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