?? 詞語組成解析
genus
['d?i:n?s]
n. （動植物的）屬;類;種;型;
大河貍屬
??? 情景例句
How much notice of cancellation is necessary to get my deposit back?
想把定金拿回來，要提前多長時間通知你才行？
It must be rather difficult for us to push any sales if we buy it at this price.
如果我們按這個價格購買，將很能難推銷。
We'll have to buy some more bricks. I don't think these will be enough.
我們需要買更多的磚。我認為這些不夠。