提高水和风的利用效率有助于抽水、碾磨或航行等工作。
Increased efficiency in the use of water and wind helped with such tasks as pumping, milling, or sailing.
youdao
他们没有碾磨谷物的能力。
They do not have the capacity to mill the grain.
《柯林斯英汉双解大词典》
有一个真正碾磨玉米的老磨坊。
There was an old mill that really did grind corn.
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