Translation of "Silently" in Chinese

Tom sat silently for 30 minutes.

汤姆静静地坐了半个小时。

She sat there silently with tears in her eyes.

她静静地坐在那儿流着泪。

As everyone stood guard silently, someone ran to the corner of the street and called over a police officer.

默默守护中，有人跑到街头，叫来了协警。