?? 詞語組成解析
genus
['d?i:n?s]
n. （動植物的）屬;類;種;型;
??? 情景例句
I don't know for sure.
我不太清楚。
I'm considering buying a house.
我想買套房子。
It was just one of those days!
這就是事事不順心的那么一天！