单词	直直腰儿
释义	同直直腰兒
随便看	direct environmental gradient direct equalization method directer direct error extraction directest direct esterification direct ethanol fuel cell direct evaporating air cooler direct evidence direct examination direct-examine direct-examined direct-examining direct exchange direct exchange interaction direct exchange line direct excitation direct-excitation transmitter direct execute language direct execution system direct expansion direct-expansion coil direct expansion system direct expense direct expenses