单词记忆之词根记忆2
请完成今日测评，完成打卡任务哦~
请写出下列词根的含义
-rac- ____________
-rad- ____________
-radi- ____________
-rap- ____________
-rat- ____________
-reg- ____________
-rid- ____________
-riv- ____________
-rol- ____________
-rot- ____________
-rupt- ____________
-sal- ____________
-sci- ____________
-sect- ____________
-sel- ____________
-sen- ____________
-sens- ____________
-serv- ____________
-sid- ____________
-sign- ____________