見 pile 條 pile arms
form or cause to form a large quantity; build up
（使）積成堆；堆起，疊起
cars stack up behind every bus, while passengers queue to pay fares.
在乘客排隊買車票時，每一輛公共汽車后面的小汽車都排成了長隊。
(N. Amer. informal)measure up; compare
(北美，非正式)比得上；相比
our rural schools stack up well against their urban counterparts.
我們的鄉(xiāng)村學校完全可以比得上城里的同類學校。
To measure up or equal
能得…相比，比得上
Their gift doesn't stack up against his.
他們的禮品比不上他送的
To make sense; add up
累積
Her report just doesn't stack up.
她的報告不拖沓冗長