coolant jacket

例句：

1. 1.The engineer used a coolant jacket to keep the engine cool during the long flight.
   工程师使用冷却剂夹克在长途飞行中保持发动机冷却。
2. 2. The pilot wore a coolant jacket to protect himself from the extreme temperatures.
   飞行员穿着冷却剂夹克以保护自己免受极端温度的影响。
3. 3. The firefighters used a coolant jacket to extinguish the flames.
   消防员使用冷却剂夹克来扑灭火焰。