hopping

动词 hop:

1. jump lightly
   同义词：hop, skip, hop-skip
2. move quickly from one place to another
   同义词：hop
3. travel by means of an aircraft, bus, etc.
   同义词：hop
4. make a quick trip especially by air
   同义词：hop
5. jump across
   同义词：hop
6. make a jump forward or upward
   同义词：hop

1. People say he cheats in the race by hopping up his engine.
   据说他在赛车时偷换大功率发动机作弊。
2. The boss is hopping mad about it and `mad' is the operative word.
   老板对此事暴跳如雷--｀暴跳如雷＇这个成语在句中最重要。
3. I'm hopping over to Paris for the weekend.
   我要去巴黎度周末。
4. Several frogs were hopping about on the lawn.
   有几只青蛙在草地上跳来跳去。