Erb's sign
[医] 欧勃氏征
🧩 词语组成解析
🗣️ 情景例句
You've changed a lot since I last saw you.
自从我上次见到你以来，你改变了很多。
How ofter did I tell you to sit straight?
我告诉你多少次要坐正?
Litter baskets have been placed under the trees, but people still throw their rubbish everywhere.
树下都已设置了废物筐，但是人们仍到处扔垃圾。