The machine has stopped rotating because the bearing _____ the shaft.A.seizedB.cloggedC.me

The pump has a constant stroke and the amount of fuel delivered is regulated by rotating _

You may stop the machine by pushing this button.（英译中)

听力原文：（A)The train has stopped at the station.（B)The conductor is checking the passenge

The machine needs a complete______since it has be

The Spare for Ships Company (SFS) has a specialist machining facility which serves the shi

The Spare for Ships Company (SFS) has a specialist machining facility which serves the shi