汉英词典
Chinese-English Dictionary
MEANING OF 當斷不斷
當斷不斷 (当断不断)
be indecisive when decision is needed / fail to act when one should / be irresolute when a decision should be taken
It means that you cannot decide when you should decide
() dāng/dàng () duàn bù/bú
EXAMPLE SENTENCES

人世间最危险的事情莫过于在背风区边上试水,所谓当断不断反受其乱。

It's often more dangerous to test out the waters by feeling around the edge of the protected area than by flying all the way into it.