名词
中文翻译：马蝇
同义词：
['horsefly', 'horseflies']
例句：
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1.The horseleeches were swarming around the horses, causing them to panic.
马蝇在马周围盘旋，使它们惊慌失措。
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2.The horseleeches were a major problem for the farmers, as they sucked blood from the horses.
马蝇是农民们的一大问题，因为它们从马身上吸取血液。
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3. The horseleeches were responsible for spreading diseases among the horses, which could have been prevented with proper treatment.
马蝇导致马匹之间传播疾病，如果得到适当的治疗，本可以避免这种情况。