静静地英语可以说为 "quietly"。来源：该词源自英语动词 "quiet"，意思是"使安静，使平静"。例句：

She walked quietly into the room, so as not to disturb anyone. 她轻轻地走进房间，以免打扰到任何人。

The cat sat quietly by the fire, enjoying the warmth. 猫静静地坐在炉边，享受着温暖。

He spoke quietly so that only the person sitting next to him could hear. 他轻声说话，只有坐在他旁边的人能听到。