Interchanger
换热器
🏥 医学释义
交换器
🗣️ 情景例句
Hi, Son. Is everything all right?
嗨 ，孩子 一切都顺利吗？
Measure for measure.
以牙还牙。
Most of them were able to climb out in time. However four men were not quick enough to escape the flames.
大部分工人能够及时逃生。可是有4个工人来不及逃离火场。