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
Not yet.
还没有。
I don't know where I've seen him before.
我不晓得在哪儿见过他。
Libraries made education possible, and education in its turn added to libraries: the growth of knowledge followed a kind of compound interest law, which was greatly enhanced by the invention of printing.
藏书使教育成为可能，而教育反过来又丰富了藏书，因为知识的增长遵循着一种“滚雪球”的规律。印刷术的发明又大大提高了知识增长的速度。