Maybe 250m-350m do or can use it as a second language; in ex-colonial countries, notably, or in English-majority ones, like 30m recent immigrants to the United States, or Canada's 6m francophone Quebeckers.
或许有250m-350m人用或者能用英语作为第二语言。特别是在前殖民地国家；或是英国人为主的国家，像30m的美国新移民；或者是加拿大的6m讲法语的魁北克人。