weakness是可數(shù)名詞，weaknesses中文意思是n. 劣勢(shì)，弱點(diǎn)；[審計(jì)]薄弱環(huán)節(jié)（weakness 的復(fù)數(shù)形式）

These weaknesses negated his otherwise progressive attitude towards the staff.這些缺點(diǎn)抹殺了他本來對(duì)工作人員的開明態(tài)度。

We are learning to step back from ourselves and identify our strengths and weaknesses.

可數(shù)。復(fù)數(shù)形式是:weaknesses

軟弱;虛弱;疲軟;衰弱;懦弱;(系統(tǒng)、性格等的)弱點(diǎn)，缺點(diǎn)，不足;(對(duì)人或事物的)迷戀，無法抗拒。