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linch pin的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
名詞 linchpin:
-
a central cohesive source of support and stability
-
pin inserted through an axletree to hold a wheel on
linch pin的用法和樣例：
例句
- Remove the cotter pin and nut from the drag link at the pitman arm.
從轉向拉杆上拆下轉向搖臂處的開口銷和螺母。 - They can also replace some spring spacers, pin lockers and other mechanical fasteners.
可替代彈簧墊，開口銷等機械鎖固方式。
