🧩 词语组成解析
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
n. [动]飞龙科蜥蜴
🗣️ 情景例句
I've been employed as a clerk in ABC Company since 1992.
从1992年我就在ABC公司作职员。
It is never too late to learn.
什么时候学习都不晚。
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。