She understood him and he understood her.
她理解他，他也理解她。
He did not stop her, because he understood her love towards him.
他没有制止她，因为他知道她的一片苦心。
When he saw her then for the first time he understood everything.
然后当他第一次看到她，他明白了一切。
He told her he understood; he thought her writing was very, very good.
他说他理解，她写得非常非常好。
Smith protested that he quite understood her.
史密斯坚持说他十分理解她。
Her husband should listen, then repeat what he heard, to show that he understood.
丈夫则默默倾听口然后复述听到的内容口以证明自己理解了妻子的观点。
When the grandmother came out she understood that he had seen her.
奶奶走了出来，她知道孙子已经窥知了她的秘密。
When the grandmother came out she understood that he had seen her.
奶奶走了出来，她知道孙子已经窥知了她的秘密。
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