n.短裤睡衣，宽短裤；拥挤( jam的名词复数 )；果酱；灌篮困难的处境；v.（使）塞紧( jam的第三人称单数 )；发生故障；夹住；（使）卡住 英英释义： jam[ dʒæmz ]n.preserve of crushed fruitinformal terms for a difficult situation同义词：fixholemessmuddlepicklekettle of fisha dense crowd of people同义词：crushpressdeliberate radiatio