?? 詞語組成解析
genus
['d?i:n?s]
n. （動植物的）屬;類;種;型;
??? 情景例句
Before the barbeque let's sharpen all the knives.
燒烤之前先把刀磨一磨。
What's the rush?
什么事那么匆忙？
George studied medicine in his youth.
喬治年輕時學過醫，