| 词汇 | sac |
| 释义 | sac 2 ENTRIES FOUND: sac (noun) cul-de-sac (noun) sac /ˈsæk/ noun plural sacs sac /ˈsæk/ noun plural sacs Learner's definition of SAC [count] : a part inside the body of an animal or plant that is shaped like a bag and that usually contains liquid or air（动植物体内的）囊，液囊，气囊 a food storage sac储食物囊 an air/egg sac气/卵囊 |
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