Pneumophone
中耳压力计
🗣️ 情景例句
I've only been waiting for an hour.
我已经等了一个小时了。
The bone will have to be re-set.
你必须（被）接骨。
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。