Activity constant 是什么意思·怎么读·怎么用

🧩 词语组成解析

activity [æk'tɪviti]

n. 活动;活跃，敏捷;活动力;教育活动;

act行动，做+ivity状态→活动

constant ['kɑnstənt]

adj. 不断的，持续的;永恒的，始终如一的;坚定;忠实的; n. [数]常数，常量;不变的事物;永恒值;

con始终+stant站立→始终站着→不变的

I have a new math program, and I want to learn how to use it.

我有一个新的数学程式我想学习怎样用。

Don't worry. You'll get used to it in no time.

别担心，你很快就会习惯的。

Hello, Betty. When are you going off to Guangzhou?

你好，贝蒂。你什么时候去广州？

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