Action principle
[化] 作用原理
🧩 词语组成解析
action
['ækʃən]
n. 行动，活动;功能，作用;手段;[法]诉讼;
🗣️ 情景例句
I have three tonsillectomies set for Friday with Dr. Earl.
我安排好要和Earl大夫在星期五进行三个扁桃腺切除手术。
When the fruit is scarcest, its taste is sweetest.
物以稀为贵。
We'd like to recommend our new home health monitor.
我们想推荐我们新的家庭健康监测器。