priming chamber

例句：

1. 1. The priming chamber is used to prime the fuel system before starting the engine.
   预充室用于在启动发动机之前给燃料系统充电。
2. 2. During the manufacturing process, the priming chamber is filled with a specific chemical to ensure proper operation of the machine.
   在制造过程中，预充室被填充特定的化学物质，以确保机器的正确操作。
3. 3. The engineer carefully monitored the priming chamber pressure to ensure it was within safe limits.
   工程师仔细监测了预充室压力，以确保它处于安全范围内。