physical act的用法和样例：
例句
- We talk about empathizing and understanding their suffering, and wanting to act to ease or end the suffering.
我们谈论如何表达同情心，并尽力理解他们的痛苦，我们希望通过自己的实际行动来缓解或者结束他们的痛苦。 - I believe that in this difficult time, as leading officials of the SAR government, we are all determined to act and pass this difficult time together with the community.
我很相信在这个艰辛的时期，作为特区政府领导阶层的公务员，是有决心作出实际行动，与全港市民共渡时艰。
