The streets were silent and deserted.
大街小巷寂无一人。
She was silent, smiling mysteriously.
她沉默不语，神秘地笑着。
They had remained silent until they were well away from the house
他们直到离那所房子很远后才开口说话。
He spoke no English and was completely silent during the visit
他不会说英语，参观过程中一言未发。
He was a serious, silent man.
他是个一本正经、寡言少语的人。