n.果酱;拥挤,挤满;困境;[无线]干扰;
vt.把…挤进;把…塞满,使挤紧;使堵塞;使卡住;
vi.挤满,拥挤;堵塞;发生故障;
例句:
a pot of jam
一罐果酱
They were sent to jam the enemy's radio stations during the war.
战争期间他们被派去干扰敌人的电台.
My gran's given us some apple jam.
我奶奶送给我们一些苹果酱。