Pentahydroxy-acid
[化] 五羟基酸
🧩 词语组成解析
🗣️ 情景例句
She does the housework, is that right?
她专门干家务，对吗？
Liberty is not licence.
自由不是放纵。
On being introduced to somebody, a British person often shakes hands.
英国人被介绍给别人的时候常常和对方握握手。