Do you want a permanent wave or a cold wave?
要我帮你烫一烫裤子吗?。
For several years after that he kept getting the permanent wave.
此后数年他一直保持烫发的发型。
How would you like your hair done, madam? Permanent, cold wave, or washed and dressed?
夫人，您的头发式想电烫，冷烫，还是洗一洗做？
Permanent magnet square-wave motor is a new type electrical machine.
永磁方波电机是一种新型电机，其气隙磁场设计成方波。
Permanent magnet square-wave motor is a new type electrical machine.
永磁方波电机是一种新型电机，其气隙磁场设计成方波。
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