名词
中文翻译：马靴
同义词：
['sturdy boot', 'sturdy boot', 'sturdy shoe']
例句：
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1. The soldier was wearing a jackboot to protect his feet from the cold.
士兵穿着马靴来保护他的脚免受寒冷。
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2. He put on his jackboots and went out into the rain.
他穿上马靴，走出雨中。
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3. The old man wore a jackboot to keep warm in the winter.
老人穿着马靴以在冬天保持温暖。