?? 詞語組成解析
genus
['d?i:n?s]
n. （動植物的）屬;類;種;型;
n. 溲疏(落葉灌木)\\n[醫(yī)] 溲疏屬
??? 情景例句
Excuse me, do you know...?
打擾一下，你知道...？
When the fruit is scarcest, its taste is sweetest.
物以稀為貴。
They work all day.
他們整天營業(yè)。