The Greatest Guide To broker semantic evolution
知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。outdated - belonging to some prior time; "erstwhile Close friend"; "our previous glory"; "the once money with the state"; "her quondam lover"Wise Vocabulary: similar words and phrases Lasting for a very long time all-night historical be going solid