Boundary height
[计] 边界高度
🧩 词语组成解析
height
[haɪt]
n. 高度，海拔;高地;身高;绝顶，顶点;
🗣️ 情景例句
What's your name?
你叫什么名字？
Virtue is her (or its) own reward.
为善最乐。
After taking off, we were flying low over the city and slowly gaining height,
起飞之后，我们在城市上空低低地飞行，然后慢慢爬高。