1.pardon,please.意思是麻烦重复一遍,一般老外就会再说一遍,并且会很慢。
2.sorry,i can't understand what u said, my english is poor(not good也可以)
3.sorry, i am not good at english, could u speak slowly?意思就是我英语不好,你可以讲慢些么?
I can't understand what you say just now my English level is very low
Sorry, I beg your pardon,i am poor in English
这样就应该告诉他再说一遍是啊?sorry , i could follow you , what do you said ? er , my English is so poor !
I beg you pardon ( 用升调)