ensure的英语例句
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The drill should be slowly rotated to ensure a clean hole.
钻头必须缓慢转动,以保证钻孔平整光滑。
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Goldsmith has repaired the roof to ensure the house is wind-proof.
戈德史密斯修理了屋顶,以确保房屋能够抗风。
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An independent regulator will be appointed to ensure fair competition.
将会指定一个独立的管理机构来保证公平竞争。
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