root beer

n.

根汁汽水（用姜和其他植物的根制成，不含酒精，盛行于美国）；以黄樟油、冬青油为香料的无醇饮料；

复数：root beers

Root beer
Root Beer
Root Beer
ROOT BEER POSTMIX DRINK DISPENSER
Homemade Root Beer, Soda & Pop
Homemade Root Beer Soda and Pop
The "Green"Root Beer Laboratory.
Homemade Root Beer, Soda & Pop [Paperback]
Root beer float strainer and method of reducing foam
Determination of methyl salicylate in root beer
Fun Microbiology: Making Root Beer & Other Naturally Carbonated Beverages.
Glucose promotes controlled processing: Matching, maximizing, and root beer
Public Choice, Public Interest, and the Soft Drink Interbrand Competition Act: Time to Derail the "Root Beer Express"?