Harmonic mean
[经] 调和平均数
🧩 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;
mean
[min]
v. 表示…的意思;意思是;打算;产生…结果;
adj. 吝啬的;刻薄的;破旧的;残忍的;
n. 平均数;中间;几何平均;等比中数;
🗣️ 情景例句
Will you be so kind as to help me out of the difficulty?
帮助我克服困难，好吗？
I hope to conclude some business with you.
我希望能与贵公司建立贸易关系。
Almost any day a young porpoise may be seen trying to turn a 300-pound sea turtle over by sticking his snout under the edge of his shell and pushing up for dear life.
几乎每天都可以看到一只小海豚把鼻子顶入一只300磅重的海龟的硬壳下面，拼命地把它翻过来。