★ jump
①vi. 跳;跳跃;快速移动
The cat jumped onto her bed.
猫跳到了她的床上。
His heart jumped at the news.
听到这个消息他心里咯噔了一下
How can you jump those hurdles?
你如何才能跳过那些跨栏?
② vi. (话题等)突然转换:
jump from one subject to another
从一个话题跳到另一个话题
③ jump at sth 迫不及待地接受某事物;欣然接受某事物
（2018全国Ⅰ卷完形）
I jumped at the idea of taking the class because, after all, who doesn’t want to save a few dollars?
我迫不及待的想上这个课，毕竟，谁不想省点钱呢？
④ n. 跳;越
do/ make a jump into the ocean朝海里一跳
the high/ long jump跳高/跳远
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