Bitching
v. 埋怨( bitch的现在分词 ); 发牢骚; 挖苦; （背后）说坏话
🗣️ 情景例句
the girl he was in love with in college married someone else.
他大学时代所爱的女孩跟别人结婚了。
It's time to begin.
到开始的时候了。
it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
儿童必须发展（部分通过触觉）粗略判断三维空间距离的能力。