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
What do you propose to do about it?
那你建议要怎么办？
If the customer requests a carrier other than truck, he must bear the additional charge.
如果顾客坚持用卡车以外的运输工具，就必须负担额外费用。
On his way to the sweet shop, he dropped his fifty pence and it bounced along the pavement and then disappeared down a drain.
在他去糖果店的路上，50便士掉在地上，在人行道上跳了几下，掉进了阴沟里。