Compound substance
高中 Senior High[建] 复合物质
🧩 词语组成解析
🗣️ 情景例句
You are twenty-one, a grown-up young lady old enough to make up your own mind.
你已经21岁了，已经到了可以自己做主的年龄了。
Example is better than precept.
言教不如身教。
You should then establish your own individual aims.
然后，你一定要建立起自己的目标。