failing
英 ['feɪlɪŋ]
美['felɪŋ]
	    - n. 失败;缺点,过失;弱点
 - prep. 如果没有…
 - adj. 失败的
 - v. 失败;不及格(fail的ing形式)
 - n. (Failing)人名;(英)费林
 
英英释意
- 1. a flaw or weak point;
 - "he was quick to point out his wife's failings"
 
- 2. failure to reach a minimum required performance;
 - "his failing the course led to his disqualification"