为什么外国人也开始喝热水了？这背后有什么故事？ Why are foreigners also starting to drink hot water? What’s the story behind it? 最近，“Becoming Chinese”（“成为中国人”）生活方式热潮正在海外社交平台上持续走红，外国网友纷纷晒出保温杯打卡。 Recently, the “Becoming Chines ...