new
ratchet wheel的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
英英釋義
Noun:
-
toothed wheel held in place by a pawl or detent and turned by a lever
ratchet wheel的用法和樣例：
例句
用作名詞 (n.)
- A ratchet allows a heavy weight to be raised in short successive stages.
棘輪可在簡(jiǎn)短連續的步驟內就把一個(gè)重物抬高。 - As the piston descended, a ratchet engaged the piston rod and engine shaft and thus power was transmitted.
當活塞下行時(shí)，棘輪連接活塞桿和發(fā)動(dòng)機軸，因此將功率輸送出去。
