teen：n.十几岁，青少年时期(指从 13 岁到 19 岁)；
teenager：n.(13至19岁之间的)青少年，青少年男女 扩展资料
Hundreds have joined a police hunt for the missing teenager.
已有几百人和警方一同搜寻一名失踪的.十几岁孩子。
Fears are growing for the safety of a teenager who disappeared a week ago.
大家对那一周前失踪少年的安危越来越担忧。
Many parents seek the answer when their daughter becomes a teen.
很多家长都在寻找答案。
