New Words：

range [reindʒ] n. 区间；范围
rangefinder ['reindʒ.faində] n. 测距仪

Sample Sentences：

This is outside the range of our study.
The children's ages range from 8 to 15.
It's difficult to find a house in your price range.
lf you know a spot in a map, The rangefinder can help you find the actual spot on the ground.

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