例句與造句

1. The term originated with the steam engine; when getting up steam to start the day's run, it was necessary to open a valve to bleed off water from the cold steam engine lest steam entering on one end of the cylinder should force the piston up against uncompressible water on the other side and blow the head off, ruining the engine.
2. It's difficult to find bleed off water in a sentence. 用bleed off water造句挺難的