词汇	霜天
释义	霜天 shuāng tiāncold weather
随便看	Traction transformer of singlephase connection traction transformer of threephase YN traction transformer of wood bridge connection Traction Transformer Substation traction-transmitting belt traction transport traction transtormer traction tread pattern traction treatment traction tube traction-type cell traction type dynamometer traction-type dynamometer traction type of lift traction type thickener tractiontype tire traction type tire traction-type tyre traction unit Traction unit traction variable-speed control traction wave traction weight tractionwheel traction wheel