🧩 词语组成解析
genus
['dʒi:nəs]
n. (动植物的)属;类;种;型;
🗣️ 情景例句
Fast asleep.
正熟睡着呢。
Strike while the iron is hot.
见机行事。称热打铁。
It is the natural frequency of emission of the hydrogen atoms in space and was discovered by us in 1951;
这个频率是空间氢原子释放的自然频率,是在1951年被人类发现的。