Pfge
脉冲电场凝胶电泳
🗣️ 情景例句
All right!
好了！
They are so busy these days, that they don't even have time for their friends.
他们最近忙得没法和朋友见面。
William S.hart was, perhaps, the greatest of all Western stars, fro unlike Gary Cooper and John Wayne he appeared in nothing but Westerns.
威廉。哈特大概是美国西部电影明星中的佼佼者。他和加里。 古柏、约翰。韦恩不同，他只在西部电影中扮演角色。