Pneumograph
n. 呼吸描记器\\n[医] 呼吸描记器
🗣️ 情景例句
You look very young. How old are you?
你看起来真年轻， 你多大了？
During the two years since I took charge of the department.
在我负责这个部门的两年中。
Is the population of the world still growing?
世界人口仍然在增长吗？