单向阻滞unidirectional: adj. 单向的。 block: n. 1.片,块,大块;粗料,毛料;木料;石料;金属块; ...irreversible unidirectional block: 不可逆的单向阻滞microreentry with unidirectional block: 微折返伴单向阻滞region of unidirectional block: 单向阻滞区下载手机词典可随时随地查词查翻译