Serogan
[化] 血清促性腺激素
🗣️ 情景例句
Don't forget about the bet.
别忘了打赌的事。
What's done can't be undone.
无可挽回。 泼水难收？
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。