Pneumeter
唿吸气量测定器
🗣️ 情景例句
May I ask who's calling?
请问你是谁？
A thousand words will not leave so deep an impression as one deed.
千言万语不如一个行动。
Until we are intelligent as to its laws and varieties,
直到我们理解了风俗的规律性和多样性，