普通话是上海最常用的语言，但是约翰只学会几句礼貌用语。

Mandarin is the most common language of Shanghai, but John has learned only a few courtesy expressions.

youdao

我仍然学会普通话并且更好做着。

I am still learning Mandarin and doing better.

youdao

许多希望奢侈店已经规定店员必须学会普通话，以此更好融进广阔的中国人的市场。

Many West End stores have appointed assistants who speak Mandarin to help cash in on the massive new market。

youdao