Gradiometer
n. 坡度测定仪, 倾斜计
🗣️ 情景例句
Three cheers for Ms Li.
给李小姐三声欢呼！
Don't put off till tomorrow what should be done today.
今日事，今日毕。
It cuts a clean cylinder of rock,
这种钻头能切割一段光滑的圆柱形岩石，