Gb	Eng
要么进来，要么出去。	Either come in or go out.
你要么自己来，要么就托人办理这件事。	Either you come in person, or you entrust someone with the matter.
迪克要么刻苦学习，要么根本不学，从不走中间路线。	Dick either studies very hard or not at all, never anything in between.