| 单词 | escape-valve |
| 释义 | > as lemmasescape-valve escape-valve n. a valve fitted to the boiler, cylinder, or other part of a steam-engine, to provide for the exit of steam or water when necessary. ΚΠ 1850 H. B. Stowe Uncle Tom's Cabin xxiii Fasten down the escape-valve, and sit on it, and see where you'll land. < as lemmas |
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