avail oneself of the opportunity to get in
Chinese idiom, Pinyin is ch è nx ū é RR ù, which means to invade when the strength is weak. It comes from the seven signatures of Yunji.
Notes on Idioms
While: while, while.
The origin of Idioms
Zhang Junfang's "seven signatures of Cloud Collection" in Song Dynasty (volume 120): "when I am about to live, I will take advantage of the situation and enter the court."
Idiom usage
It's formal; it's predicate and object; it's derogatory. example now all kinds of diseases are taking advantage of the opportunity. (the 40th chapter of three heroes and five righteousness by Shi Yukun in Qing Dynasty)
Analysis of Idioms
Take advantage of the weakness
avail oneself of the opportunity to get in
utterly unscrupulous in its zeal to please its master - zhí gǒu fèi yáo