🧩 词语组成解析
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
n. 起电盘, 电气盆\\n[化] 起电盘
🗣️ 情景例句
My wife wanted me to say thanks to you for your gift last time.
我妻子要我带她谢谢你上次送的礼物。
Few words are best.
少说为妙。
This depends on the precise radio frequency of the 21-cm wavelength, or 1420 megacycles per second.
这种通讯联系要靠21厘米波段，即每秒1420兆周的精确无线电频率。