Ceri Marsh, etiquette columnist: It's not just rude, it's kind of tacky!

Ceri Marsh，礼仪专栏作家：不仅是不礼貌，还是一种缺乏教养的表现。

Researcher Ceri Stanaway said: "What this shows is how easy it is to come into contact with bacteria."

研究员凯里·斯坦那威说道：“该结果表明，与细菌接触是多么容易。”

CERI YingKou Equipment Development and Manufacturing Co., Ltd Boiler factory supply steam for manufacture.

中冶京诚(营口)中试基地锅炉房为全厂生产提供蒸汽保障。