n.易懂性；可理解性

He is trying his best to understand his meaning. 他正在盡力弄明白他的意思。

I can not understand the so abstract concept. 我無(wú)法理解如此抽象的觀念。

No one could understand the little baby's babble. 沒(méi)人能聽(tīng)懂這個(gè)小嬰孩的話。

I don't understand what his motive is. 我不知道他的動(dòng)機(jī)是什么。

I can't understand that man's psychology. 我無(wú)法理解那個(gè)人的心理。