fit tightly

• 紧密配合

fit tightly的用法和样例：

例句

1. A usually round pin that fits tightly into a corresponding hole to fasten or align two adjacent pieces.
   暗榫通常为一圆钉，紧扣在相应的眼里以固定或校正相似的两片
2. The mask fitted tightly over his face.
   他用面具把脸蒙得严严的。