见 pile 条 pile arms
form or cause to form a large quantity; build up
（使）积成堆；堆起，叠起
cars stack up behind every bus, while passengers queue to pay fares.
在乘客排队买车票时，每一辆公共汽车后面的小汽车都排成了长队。
(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.
我们的乡村学校完全可以比得上城里的同类学校。
To measure up or equal
能得…相比，比得上
Their gift doesn't stack up against his.
他们的礼品比不上他送的
To make sense; add up
累积
Her report just doesn't stack up.
她的报告不拖沓冗长