underage

n.

缺乏，久缺；

adj.

未成年的，未到法定年龄的；

1. He says international students would face the same punishment as American citizens for underage drinking in Virginia.
   他说留学生将面临与维吉尼亚州的美国公民违反未成年人饮酒禁令同样的处罚。

Sources of alcohol for underage drinkers.
Reducing Underage Drinking: A Collective Responsibility
Environmental correlates of underage alcohol use and related problems of college students.
Alcohol home delivery services: a source of alcohol for underage drinkers.
Transitions into underage and problem drinking: developmental processes and mechanisms between 10 and 15 years of age.
The Surgeon General's Call to Action To Prevent and Reduce Underage Drinking
Preventive Interventions Addressing Underage Drinking: State of the Evidence and Steps Toward Public Health Impact
Underage college students' drinking behavior, access to alcohol, and the influence of deterrence policies. Findings from the Harvard...
Early Developmental Processes and the Continuity of Risk for Underage Drinking and Problem Drinking
Early Adolescent Exposure to Alcohol Advertising and Its Relationship to Underage Drinking