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
Don't mention it. What would you like to drink?
别客气，想喝点什么？
Recently, I have learned a lot of new things about myself.
最近，我学到了许多自己以前不明白的事理。
It's about a hundred metres along on the right.
再沿右边边走大约100米。