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词语换代拆分为汉字：
换字的拼音、笔画、偏旁部首、笔顺、繁体字，换字字源来历，换字演变
给人东西同时从他那里取得别的东西：交～。对～。～工。～文。兑～。更改，变：变～。更（gēng ）～。～马（喻撤换担负某项职务的人，含贬义）。～样。～气。～言之（换句话说）。……
代字的拼音、笔画、偏旁部首、笔顺、繁体字，代字字源来历，代字演变
替：～替。～办。～销。～序。～表。历史上划分的时期：时～。世～。古～。近～。现～。当（dāng ）～。年～。世系的辈分：下一～。姓。……
汉语拼音：huàn dài
近义词：迭代
替代，交替。
《宋书·沉攸之传》：“遣中使问 攸之 曰：‘久劳于外，宜还京輦，然任寄之重，换代殊为未易，还止之宜，一以相委。’欲以观察其意。” 唐 孔颖达 《周易正义·论易之三名》：“莫非资变化之力，换代之功。”
更易朝代或年代。
清 叶廷琯 《吹网录·三河县辽碑》：“歷岁换代，栋杇榱崩。”
"The fact of the matter is that you have a whole generation switch, with very few people speaking only Cantonese, " he said.
他说：“事实的真相，是一场全面的更新换代正在进行，只说广东话的在新一代人中是极少数。”Like the evolution of the species, this famous brand of washing machine is to BE upgraded and updated every two years.
犹如物种的进化，本品牌洗衣机每两年更新换代一次。The planned departure of the two men comes at a time when many Asian funds are going through a generational shift.
厚朴两名创始人计划离开之际，适逢许多亚洲基金都在经历换代。Or, on a smaller scale, you may want to take inventory of your linens to see if you need to replenish some that have become threadbare.
或者么，你可能会整理一份家织用品的清单来看看哪些是已经旧了需要更新换代的。The 29-year-old Vidic said it was "time for a change of generations and for some older players to say goodbye to the Serbian jersey" .
29岁的维迪奇说“现在是更新换代的时候了，老家伙们该对国家队球衣说拜拜了”。The Company has the technical capability to develop its own technology for product development and reformulation to meet the market demand.
公司具完备技术力量去建立独有技术，应付市场对产品发展和更新换代的需求。And cars constantly upgrading facelift, like "Astro Boy" is also constantly trying to find breakthrough.
和汽车不断的更新换代改款一样，《阿童木》也在尝试中不断的寻求突破。At a product upgrade cycle in the reduction of today, the 'old and famous' is no longer the' quality 'of the pronoun.
在产品更新换代周期骤缩的今天，’老字号’不再是’高品质’的代名词。The pop-cultural circle might be bigger than ever, but its rate of turnover has speeded up as well.
流行文化圈比以往更大，而更新换代速度（流动率）也加速。