Over the years these marks evolved into today ' s system of trademark registration and protection 随着岁月迁流，这些标记演变成为今天的商标注册和保护制度。
2.
What the roman and grecian multitude could not hear , after the lapse of ages a few scholars read , and a few scholars only are still reading it 那是古罗马和古希腊平民闻所未闻的，时代迁流，潜心诵读它们的学者已成稀有，而今唯少数学者亦不辍研读这些作品。
