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The annual average rainfall of 300 millimeters is typical of dry farming town.
年平均降雨量为300毫米左右,是典型的旱作农业镇.
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This kind of aphid height 2 millimeters, take the Japanese giant knotweed as the food.
这种蚜虫身长2毫米, 以日本虎杖为食.
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