| 单词 | poppet |
| 释义 | poppet /pop"it/, n. 1. Also called poppet valve. Mach. a rising and falling valve consisting of a disk at the end of a vertically set stem, used in internal-combustion and steam engines. 2. Brit. Dial. a term of endearment for a girl or child. 3. Naut. any of the vertical timbers bracing the bow or stern of a vessel about to be launched. 4. poppit. 5. poppethead. [1300-50; ME; earlier form of PUPPET] |
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