Event horizon
重大的转折点。“事件穹界”, 指黑洞的边界
🧩 词语组成解析
event
[i'vent]
n. 事件，大事;活动，经历;结果;运动项目;
horizon
[hə'raɪzn]
n. 地平线;范围;界限;眼界;
🗣️ 情景例句
Are there any tours for the Grand Canyon?
有到大峡谷的旅游团吗？
Don't forget to look after him.
不要忘记照料他。
Each day is a holiday,and ordinary holidays, when they come,
每天都是假日，而通常的假期到来时，