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
Five, five, five, seven, five, three, two.
5557532。
None so deaf as those that won't hear.
置若罔闻。
There is a boat in the river.
小河里有一条船。