Unboundedness
无界性
🗣️ 情景例句
The school has a good reputation.
这所学校名誉很好。
It started out to be a beautiful day.
刚开始天气不错。
My plane leaves at seven, so I think we'll take a taxi.
飞机7:00起飞，因此我想我们得乘出租车去。