Rayage
[医] 射线用量规定
🗣️ 情景例句
Can I speak to Betty?
我能跟Betty说话吗?
When would you like to leave?
你要什么时间离开呢？
It looked as if there would be an exciting race across the Channel.
看来会有一场激烈的飞越英吉利海峡的竞争。