dent词根分析
1/解析
dent 牙齿 -> 用牙咬后，留下的痕迹 -> dent 凹痕
2/联想
dental adj. 牙的，牙齿的 n. 齿音
dentist n. 牙科医生
dentistry n. 牙科医术
3/例句
The tuition fee does not seem to be the explanation of the problem: previous hikes in tuition fees did not dent demand from rich or poor.
学费似乎并不是这一问题的解释：早先的学费增长并没有削减无论贫穷或富裕家庭的需求。
