Reducitc acid
[化] 还原酸; 1,2-二羟-3-酮环戊烯
🧩 词语组成解析
🗣️ 情景例句
Haven't we met before?
我们没见过吗？
We prepared a picnic lunch and drove down by the river.
我们准备了野餐午餐并沿河边向下开车。
Only five years?
仅仅5 年？