单词	piing
释义	同pi
随便看	two-way zipper two-way χ2 test two-wedge bearing two weeks two weeks under, one week out two-weight code two-wheel barrow two-wheel brake two-wheeled cart two-wheeler two-wheel tractor two-width symbology two winding transformer two-winding transformer two-wing bit two winged fly two-winged fly two wing silver-bell two-wire channel two-wire circuit two-wire connection two-wire [loop] circuit two-wire loop terminal two-wire plug two wire receptacle