?? 詞語組成解析
genus
['d?i:n?s]
n. （動植物的）屬;類;種;型;
??? 情景例句
Pleased to meet you.
很高興見到 。
I'm not myself today.
我今天心神不寧。
There are one hundred thousand million stars in our own Milky Way alone,
僅我們的銀河系就有1000億顆恒星，