Four-word idioms about aviation

There is an opportunity to take advantage of.

Lady Yang

There is a loophole in the explanation.

The source of Ming Luo Guanzhong's Romance of the Three Kingdoms is the first time 100: "Wei is free now, why not cut it at this time?"

Structural connection.

Usage is used as a derogatory term. Used of bad people. Generally used as predicate, attribute and object.

Positive tone multiplication; It can't be pronounced "chènɡ". "