bursting (或 bulging) at the seams

(informal)(of a place or building) full to overflowing

(非正式)（地方，建筑）拥挤不堪的；人满为患的

come (或fall) apart at the seams

(informal)(of a person or system) be in a very poor condition and near to collapse

(非正式)（人，系统）状况不好的；濒临崩溃的

the attitude of the airport guard was symptomatic of a system falling apart at the seams.

机场警卫的态度是系统行将崩溃的征兆。