4周搞定2000+托福核心词
obliterate = ob(离开) + liter(文字) + ate(表动词) = 使文字离开→擦掉
omit = ob(离开) + mit(送) = 放走，疏忽，省略
solar = sol(太阳) + ar(...的) = 太阳的
离开太阳了→放在角落不用了→废弃的
obsolete
常考释义
The coal-fired steam engine was taking over, and the waterwheel was fast becoming obsolete.
燃煤蒸汽动力正在普及，而水轮则被迅速遗弃。
来源于：阅读OFFICIAL29 P3adj. 废弃的；淘汰的；已不再使用的
So much equipment becomes obsolete almost as soon as it's made.
这么多设备几乎一生产出来就要被淘汰。
The whole idea of a general store's becoming obsolete.
开一间商店的想法也泡汤了。
来自《西部风云史》
图片源自网络
The coal-fired steam engine was taking over, and the waterwheel was fast becoming obsolete.
燃煤蒸汽动力正在普及，而水轮则被迅速遗弃。
来源于：阅读OFFICIAL29 P3adj. 过时了的；不再流行的
The philosophy of the traditional career path – toiling your way to the top of the company ladder – is an obsolete concept.
关于职业道路的传统观点——辛苦工作以晋升为公司高层——是一种已经过时的观念。
She found herself rendered obsolete by the emergence of the new wave of youthful British pop stars.
她发现，英国年轻流行歌手新浪潮的出现已使她自己显得过时了。
Photography did indeed make certain kinds of painting obsolete—the daguerreotype virtually did away with the portrait miniature.
摄影术的确使某些绘画种类变得过时了，达盖尔照相法几乎把迷你肖像画逼到绝路。
来源于：阅读OFFICIAL22 P2adj. （部位、器官等）废退的，退化的【生】
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