双向both: adj. 两,双,双方,两面,二者。 both time ...way: adv. 1.= away. 2.〔美口〕…得多,远为。 ...bidirectional (both-way): 双向的both way channel: 双向通道; 双向信道both way circuit: 双工电路; 双向电路下载手机词典可随时随地查词查翻译