Hand picks have been replaced by pneumatic picks and electric drills.
手镐已被风镐和电钻取而代之。
We replaced hand picks with pneumatic picks and electric drills.
我们把手镐换成风镐和电钻。
Hand picks were quickly replaced by pneumatic picks and electric drills.
手镐很快换成了风镐和电钻。
Hand picks were quickly replaced by pneumatic picks and electric drills.
手镐很快换成了风镐和电钻。
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