单词：earth auger
earth auger的用法和样例：
例句
- The function of an auger is to bore holes.麻花钻的功用是钻孔。
- Methods of soil auger and pot experiment were used to research vertical root distributions and drought resistance of main planting tree species in the Weibei loess plateau.采用土钻法和盆栽试验研究了渭北地区主要造林树种的垂直根系分布特征及其抗旱性。
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