第三人称单数：retrofits
第三人称复数：retrofits
现在分词：retrofitting
过去分词：retrofitted
retrofit的近义词
过去式：retrofitted
1. 改型：retroactive 有追溯效力的 | retrofit 改型 | retrograde shock amnesia 逆行性震荡健忘
2. 改装; 改型：retention time 停留时间; 阻滞时间 | retrofit 改装; 改型 | retrofit technology 改装技术
3. (电梯)大修,改造：retrieval of events 事故补救 | retrofit (电梯)大修,改造 | return 返回,转延
4. 修整：Resonance 谐振 | Retrofit 修整 | Ride Quality 乘车品质
1. 对（机器）更新部件;对（建筑物）进行翻新
To retrofit a machine or a building means to put new parts or new equipment in it after it has been in use for some time, especially to improve its safety or make it work better.
e.g. Much of this business involves retrofitting existing planes...
这项业务主要是改造更新现有的飞机。
e.g. Damaged houses have been repaired, roads repaved and buildings retrofitted.
受损的房子已经修好，公路重铺了，大楼也翻新了。
1. retrofit的解释
1. The state recently doled out $ 15 million to two dozen schools and emergency facilities to start the retrofit process.
2. retrofit
2. The former has utilized government money to retrofit existing buildings, while the latter has poured money into greater energy efficiency.
3. We see now in the US how difficult it is to retrofit.
4. American airlines was the first airline to retrofit the 767 with blended winglets.
5. retrofit
5. The figures are based on the assumption that the state takes no continued action to retrofit flimsy buildings or update emergency plans.
6. Furthermore, isn't it an even better bargain to retrofit old buildings for energy efficiency?
noun
1. the act of adding a component or accessory to something that did not have it when it was manufactured
e.g. the court ordered a retrofit on all automobiles
2. a component or accessory added to something after it has been manufactured
verb
1. substitute new or modernized parts or equipment for older ones
e.g. The laboratory retrofitted to meet the safety codes
2. fit in or on an existing structure, such as an older house
e.g. The mansion was retrofitted with modern plumbing
3. provide with parts, devices, or equipment not available or in use at the time of the original manufacture
e.g. They car companies retrofitted all the old models with new carburetors