Pneumeter
唿吸气量测定器
🗣️ 情景例句
What are your favorite subjects?
喜欢哪些课程？
The best horse needs breeding, and the aptest child needs teaching.
最好的马要驯，最伶俐的孩子要教。
Carlyle was entirely ignorant of what the bottle in his pocket contained,
卡莱尔不知道药瓶子里装的是什么药，