重点词汇
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低级
low-level; inferior; basic; lower; vulgar; primary; elementary; rudimentary; low-class
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燃料
fuel
中英释义：
低级燃料
时间: 2025-08-18 02:45:58
low-grade fuel
中英释义：
low-grade fuel
低级
low-level; inferior; basic; lower; vulgar; primary; elementary; rudimentary; low-class
燃料
fuel