🧩 词语组成解析
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
🗣️ 情景例句
He's not faithful to his wife.
他对他的妻子不忠。
The government expects to handle the crisis easily.
政府预测将可毫无困难地度过这次危机。
So the number of stars that we know exist is now estimated at about 300 million million million.
因此，我们所知道的现有恒星数目估计约有30亿×1000亿颗。