Risic acid
[化] 日斯酸
🧩 词语组成解析
🗣️ 情景例句
Many students are working at part time jobs.
许多学生兼职打工。
The leopard can never change its spots.
花豹永不能改变身上的斑点（指：本性难移）。
Here is another photograph.
这是另一张照片。