英语是:I can't understand what you wrote.
句子解释:
can't 英[kɑ:nt] 美[kænt]
v. 不能,不会;
[例句]I'm afraid I can't remember the way
我恐怕不记得路了。
understand 英[ˌʌndəˈstænd] 美[ˌʌndərˈstænd]
vt. 懂,理解;
vt. 了解; 领会; 默认; 听说;
[例句]I think you heard and also understand me
我想你听到了我的话,也明白我的意思。
wrote 英[rəʊt] 美[rot]
v. 写信; 写( write的过去式 );
[例句]I wrote him a letter and posted it straightaway.
我给他写了封信,并马上寄了出去。