窍门

窍门 [qiào mén]

1. ■ key (to a problem); know-how; knack; secret of success; skilful method:

懂得窍门 know the ropes;

学习 ... 的窍门 learn the tricks of;

找窍门 try to find the key to a problem; try to get the knack of doing sth.

这里面有点窍门。 There's a knack in it.