The streets were silent and deserted.

　　大街小巷寂無一人。

　　She was silent, smiling mysteriously.

　　她沉默不語，神秘地笑著。

　　They had remained silent until they were well away from the house

　　他們直到離那所房子很遠(yuǎn)后才開口說話。

　　He spoke no English and was completely silent during the visit

　　他不會(huì)說英語，參觀過程中一言未發(fā)。

　　He was a serious, silent man.

　　他是個(gè)一本正經(jīng)、寡言少語的人。