bolt hole

• 螺栓孔

bolt hole的英文翻译是什么意思，词典释义与在线翻译：

英英释义

名词 bolt-hole:

1. a hole through which an animal may bolt when pursued into its burrow or den

bolt hole的用法和样例：

例句

1. The bolt holes are in the unit base.
   螺栓孔在单元的基部。
2. There are three lifting holes and one lifting bolt hole on thefront and rear of the machine bed for plugging lifting hooks or bars.
   床身前后共有三个起重孔和一个起重螺栓孔，用以插入起重工具。