n.了解;理解;互相理解;协议;领会;
adj.善解人意的;
例句:
an unwritten understanding that nobody leaves before five o'clock
五点钟之前谁都不离开的默契
Her sympathy grew out of understanding.
她的同情是由于理解产生的.
an imperfect understanding of English
对英语的不透彻理解