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clean sweep; purging; doing away with; eradication
新政権は汚職の一掃を公約に掲げた。
The new administration pledged to eradicate corruption.
不安を一掃するために情報を公開した。
Information was disclosed to sweep away anxieties.
古い慣習を一掃して新しい制度を導入した。
Old customs were done away with and a new system was introduced.