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1.The hydrocoleum was used to store water for the villagers' needs.
水力井被用来储存村民所需的水。
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2.The engineers were able to fix the hydrocoleum and restore its function.
工程师们成功地修复了水力井,恢复了其功能。
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3. The hydrocoleum was a crucial component of the irrigation system.
水力井是灌溉系统的关键组成部分。