?? 詞語組成解析
n. 棘皮動物\\n[醫(yī)] 棘皮動物
genus
['d?i:n?s]
n. （動植物的）屬;類;種;型;
??? 情景例句
Yes, I think so.
對，我想是的。
One never loses by doing a good turn.
行善者決無一失。
It's only three minutes to eight.
現(xiàn)在才7點57分。