?? 詞語組成解析
genus
['d?i:n?s]
n. （動(dòng)植物的）屬;類;種;型;
??? 情景例句
It's a piece of cake.
這是小菜一碟。
I am on top of the world.
我高興到了極點(diǎn)。
Winter was coming on and the hills threatened the surrounding villages with destruction, for heavy rain would not only wash away the soil but would cause serious floods as well.
冬季即將來臨，這些山丘對周圍的村莊具有毀滅性的威脅，因?yàn)榇笥瓴粌H會(huì)沖走土壤，而且還會(huì)引起嚴(yán)重的水災(zāi)。