Harmonic series
[计] 调和级数
🧩 词语组成解析
harmonic
[hɑ:'mɔnik]
adj. [乐]和声的，悦耳的;[物]谐波的;和睦的，融洽的;[数]调和的;
n. [物] 谐波;[乐]泛音，和声;[数]谐函数，调和函数;
🗣️ 情景例句
The cost of housing's too high for you here.
这里的房子对你们来说太贵了。
You must have dialed the wrong number.
你肯定拨错了号。
Hi, Kate. What's wrong?
哎，凯特，怎么了？