Tachymetry
n. 准距快速测定术
🗣️ 情景例句
and then we'll go back to my house.
然后回到我家。
I'm sleeping upstairs.
我在楼上睡觉。
Such creatures have rarely been seen alive by man as they live at a depth of six hundred feet.
人们很少能看到活着的这类动物，因为它们生活在600英尺深的水下。