每个人都必须冷静沉着地仔细考虑这一情况。Everyone must think this situation through calmly and coolly.战士们沉着地挖掘战壕.The fighters steadily dug themselves in.“ 你不必着急, ” 他沉着地说.'You took your time,'he observed coolly....

“沉着地”的英语可以翻译为：composedly，quietly ...