求教前辈：What does"She is in the right vein"mean?

what does she mean by change in the last sentence What does she mean by“change” in the last sentence?这句话里的she怎 what does "play in the hey" mean? What does the sign mean in English? what does lesson mean in the poster? What does the L in ML mean? in the same vein 急求What does"big fish"mean in "she is trving to get some big What does'big fish'mean in 'She is trying to get some big fi 新概念一117课课文 what does she mean by ' change 'in the last sente What does she mean by change in the last sentence?请问这里的chang What does the word ‘hero' mean in Chinese?同义句What is ___