Subrange
[计] 子区域, 子范围, 子界
🗣️ 情景例句
Sure. Would you please sign your name on the back, sir, with your passport number?
每问题。先生，请您在支票背后签上名字和护照号码。
John is not forty-five yet,is he?
约翰不够45岁,是吗？
What are you doing?
你在干什么呢？