Valid operation

[计] 有效操作

🧩 词语组成解析

valid ['vælɪd]
adj. 有效的;有法律效力的;正当的;健全的;
val(strong)+id(形容词后缀)→有效的;正确的;健康的
operation [,ɑpə'reʃən]
n. 操作,经营;手术;[数]运算;作用;
oper 工作 + ation 表示行为、状态、过程 → n.操作;手术;运算

🗣️ 情景例句

Then it's settled.
就这样定了。
Won't you come alone with me? My boss wants to see you.
能跟我一起来吗?我们老板有事要见你。
It was usually very quiet, and he could see the park from his window.
那儿通常很安静,从他的窗户他可以看见公园。
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