Ureido acids
[機] 基酸
?? 詞語組成解析
[化] 脲基
n. 酸, 酸類；有酸味的東西（acid的復數）
??? 情景例句
Yes, and you were such a cute baby.
對，你當時是個很逗人喜愛的嬰兒。
I can't imagine that anyone cares about what I do.
我想不出誰會關心我的所做所為。
A long time ago, one of his ancestors who lived in Africa went into the forest to cut down a tree to make a drum.
很久以前，他那生活在非洲的祖先中有一人走進森林去砍樹來做鼓。