certain:
pron.(不提及人或事物的名称时用)某些;
adj.肯定;确定;确实;确信;无疑;(不提及细节时用)某事,某人,某种;
sure:
adv.(表示同意)当然;(加强语气)确实,的确;(回答他人的感谢)不用客气,应该的;
adj.肯定;确信;确知;有把握;一定,必定
扩展资料
As things stand at present, he seems certain to win.
据目前情况看,他似乎胜券在握。
I cant say for certain when well arrive.
我说不准我们什么时候能到。
It can be seen that certain groups are more at risk than others.
看得出,有的`组风险大,有的组风险小。
Im sure youll grow to like her in time.
我肯定你慢慢就会喜欢她了。
Make sure that signs the right way up.
一定不要把这招牌挂颠倒了。