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to phrases
jam up
gen. 挤满; 拥塞
tech. 筛眼堵塞
jam-up ['ʤæmʌp]
gen. 阻塞; 堵塞; 拥塞; 拥挤_
busin. 交通阻塞
jam up: 1 phrase in 1 subject
Polygraphy1