名词
中文翻译：坚硬的犁头
同义词：
['rigid toothed plow']
例句：
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1.The farmer used a rigid-tined cultivator to break up the frozen soil.
农民使用一个坚硬的犁头来打破冻土。
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2. The hard work of clearing the fields with a rigid-tined cultivator was exhausting.
用坚硬的犁头清除田地的工作是辛苦的。
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3. The rigid-tined cultivator is an essential tool for tilling the soil inagriculture.
坚硬的犁头是农业耕作土壤的必要工具。