A2 [ C or U ] a sweet, soft food made by cooking fruit with sugar to preserve it. It is eaten on bread.果酱
More examples
She won first prize for her raspberry jam at the Mitchell county fair.
Gooseberries are used for making pies and jam.
We were served scones with butter and jam.
The recipe uses a whole jarful of jam.
She has toast with raspberry jam for breakfast.
B2 [ C ] → traffic jam 交通堵塞(同 traffic jam)
[ S ] informal a difficult situation困境,窘境
[ S ] a situation in which a lot of people are in a small space拥挤;堵塞
C1 [ I or T ] to be, or make something, unable to move(使)轧住;(使)卡住
[ T ] to stop radio signals from reaching the people who want to receive them干扰(无线电信号)
[ I ] to play jazz or rock music with other people informally without planning it or practising together(与他人)即兴演奏爵士乐(或摇滚乐)
[ T + adv/prep ] to push something forcefully or with difficulty into something else把…塞入
C1 [ T + adv/prep ] to fill a place completely把…完全填满
noun
verb
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