external opening是什么意思


中文翻译外孔

网络释义

1)external opening,外孔2)hole-outside,孔外3)outside cross bevel hole,外交斜孔4)additional nostril,额外鼻孔5)external intervertebral foramen,椎孔外6)relay outside of the holes,孔外接力

用法例句

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