词汇	great contrast
释义	great contrast 极大的差别
随便看	two-wire two wire aerial two wire amplifier two-wire amplifier two wire antenna two-wire antenna two-wire automatic telephone system two wire carrier system two-wire carrier system two wire channel two-wire channel two wire circuit two-wire circuit two -wire circuit two-wire circuit system two-wire connection twowire current signal system two wire current signal system two-wire direct interface two wire duplex telephone two-wire duplex telephone two wire feeder two-wire feeder two wire former two-wire, four-wire repeater