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A withdrawal is something you do to remove something from the past. It is a withdrawal or removal of what you did or submitted before.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own. Look out for the shortened てつ.
瓦礫の撤去に関するニュースをネットで読みました。
I read the news about removing rubble on the internet.
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