Endotracheitis
气管内膜炎, 气管粘膜炎
🗣️ 情景例句
How do you feel about the last part of the letter?
你对最后一部分有什么看法呢？
Children enter school at the age of five,don't they?
孩子们在5岁时入学吗？
This is a good photograph.Who are these people?
这是一张很好的照片。这些人是谁。