gland
柯林斯词典
1. N-COUNT A gland is an organ in the body which produces chemical substances for the body to use or get rid of. 腺[usu supp N]
...the hormones secreted by our endocrine glands. …我們的內分泌腺分泌的荷爾矇。
2. N-COUNT a device that prevents leakage of fluid along a rotating shaft or reciprocating rod passing through a boundary between areas of high and low pressure. It often consists of a flanged metal sleeve bedding into a stuffing box 密封壓蓋
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