Optical altimeter
[机] 光测高度计
🧩 词语组成解析
n. 高度计\\n[化] 测高仪
🗣️ 情景例句
And these coral earrings for my daughter are so pretty.
还有给我女儿的珊瑚耳环也非常漂亮。
To research the graph
研究曲线图
One moring she was working at her desk in the library when a boy came in.
一天早上，她正在图书馆里伏案工作，这时，一个男孩走进来。