Zone boundary
[计] 区域边界
🧩 词语组成解析
zone
[zon]
n. 地带;区域，范围;地区，时区;[物]晶带;
vt. 划分成带;用带子围绕;
vi. 分成区，分成地带;
🗣️ 情景例句
The girl always wears a happy smile.
这女孩随时都面带快乐的微笑。
Doctors and lawyers are professional people.
医生和律师是专业人员。
Don't let me down.
别让我失望。