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单词
preadmission
释义
WordReference Random House Unabridged Dictionary of American English © 2024
pre•ad•mis•sion
(prē′ad mish
′
ən),
USA pronunciation
n.
Mechanics
(in a reciprocating engine) admission of steam or the like to the head of the cylinder near the end of the stroke, as to cushion the force of the stroke or to allow full pressure at the beginning of the return stroke.
pre
- +
admission
1885–90
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更新时间:2025/11/25 18:56:09