| 释义 | 
		overhaul美 ['oʊvər.hɔl]  英 ['əʊvə(r).hɔːl]  - n.检修;大修;改造
 - v.彻底检修;赶上
 - 网络彻底检查;翻修;仔细检查
 
 第三人称单数:overhauls  现在分词:overhauling  过去分词:overhauled   v.+n. overhaul system,overhaul structure v. repair,renovate,fix,refurbish,refit 1.  | 检修;大修;改造an examination of a machine or system, including doing repairs on it or making changes to it  |  
  | a complete/major overhaul 彻底检修;大修  |   | A radical overhaul of the tax system is necessary. 有必要彻底改革税制。  |  
 1.  | ~ sth 彻底检修to examine every part of a machine, system, etc. and make any necessary changes or repairs  |  
  | The engine has been completely overhauled. 发动机已彻底检修过了。  |  
 2.  | ~ sb 赶上,超过(赛跑对手)to come from behind a person you are competing against in a race and go past them  |  
  | He managed to overhaul the leader on the final lap. 他在最后一圈发力超过了领先的选手。  |  
 v.  | 1. to examine a piece of machinery thoroughly to identify faults 2. to carry out comprehensive repairs and adjustments to a piece of machinery 3. to examine and revise something thoroughly 4. to catch up with and overtake somebody or something 5. to slacken or release something such as a rope or the blocks of a tackle 6. to take apart and repair a machine in order to make it work better 7. to reach a person or vehicle moving in front of you, and then go past them, especially in sports competitions. A more usual word is overtake. 1. to examine a piece of machinery thoroughly to identify faults 2. to carry out comprehensive repairs and adjustments to a piece of machinery 3. to examine and revise something thoroughly 4. to catch up with and overtake somebody or something 5. to slacken or release something such as a rope or the blocks of a tackle 6. to take apart and repair a machine in order to make it work better 7. to reach a person or vehicle moving in front of you, and then go past them, especially in sports competitions. A more usual word is overtake.  |  n.  | 1. a comprehensive examination and repair of something 2. a thorough repair to a machine  |  
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