[zuān]
[动]
（用尖物在另一物体上转动） drill; bore
drill a hole; bore
钻个眼儿
（穿过； 进入） go through; penetrate; pierce; get into
pass through a tunnel; get into a cave
钻山洞
go deep into a forest
钻进密林深处
The moon broke through the clouds.
月亮从云缝里钻了出来。
The cold pierced me to the heart.
我冷得钻心。
（钻研） make a penetrating study of; study intensively; dig into
dig into books
钻书本
study hard at mathematics
钻上了数学
When he digs into a problem he does not give up until he gets to the bottom.
他要是钻一个问题， 就非钻个水落石出不可。
[名]
（姓氏） a surname
Zuan Tu
钻荼