silent的副词形式名词形式

　　He noticed Rolfe standing silently over by the window.

　　他注意到罗尓夫默默地站在窗旁。

　　Lenny moved swiftly and silently across the front lawn.

　　兰尼快速并且无声地穿过前面的草坪。

　　He remained silent for some time.

　　他好长时间都保持沉默。

　　The house was unnaturally silent.

　　房子异常地寂静。