Effusiometer
[化] 隙透计; 扩散计; 气体扩散计
🗣️ 情景例句
Two is enough.
两块足够了。
Did you have fun?
你玩得开心吗？
and mechanical systems like a wound watch, or the sun,
像上紧发条的手表那样的机械装置，或太阳，