when you do not know what to say是怎么意思?

when you do not know what to say是怎么意思? I do not know what you mean to say is, I really do not know what you want to say,You want to say go What do you say when you don't know how to spell a word?翻译以及 DO not remember What you say to I want to see you again ,just I do not know what to say .Bef I do not know what to say,I just suddenly miss you at this m This is because I do not know what to say什么意思~ I know what do you want to say和 I know what you want to say I am do not know what to say(同一句) i do not know what to say (say) at the party 为什么添to say When you meet a person and do not know what to start a conve