jump up
动词- To move from one position to a higher position by one jump. · I jumped up onto the top of the wall.
- To criticize or rebuke.
来自图书馆
Mowgli picked up some creepers and began to work them in and out, and the monkeys tried to imitate; but in a very few minutes they lost interest and began to pull their friends’ tails or jump up and down on all fours, coughing.
“The boy is safe, and it was I--I--I that caught Nag by the hood last night in the bathroom.” Then he began to jump up and down, all four feet together, his head close to the floor.
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