Bera
愈疮木
🏥 医学释义
脑干电反应听力测验法
🗣️ 情景例句
I don't know how to solve the problem. Will you help me out?
我不知道该怎么解决这个问题。你能帮我吗？
My country is rich in natural resources.
我国自然资源丰富。
It is hard for us to realize nowadays how difficult it was for the pioneers.
我们今天很难想像昔日的登山先驱们是多么艰苦。