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bolt hole的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
英英釋義
名詞 bolt-hole:
-
a hole through which an animal may bolt when pursued into its burrow or den
bolt hole的用法和樣例：
例句
- The bolt holes are in the unit base.
螺栓孔在單元的基部。 - There are three lifting holes and one lifting bolt hole on thefront and rear of the machine bed for plugging lifting hooks or bars.
床身前后共有三個(gè)起重孔和一個(gè)起重螺栓孔，用以插入起重工具。
