engine oil pressure gauge

例句：

1. 1. The mechanic used the engine oil pressure gauge to check the engine's condition.
   机械师使用发动机油压表检查发动机的状况。
2. 2. The car's engine oil pressure gauge showed that it was time for a new oil change.
   汽车的发动机油压表显示需要更换机油了。
3. 3.The engineer used the engine oil pressure gauge to monitor the engine's performance during testing.
   工程师使用发动机油压表在测试期间监测发动机的性能。