姐姐带我去买了一个书包，很漂亮。书包是姐姐在我考完试时答应给我买的，可拖了很久才买。 翻译成英文，谢

My sister took me to buy a school bag, very beautiful. The schoolbag is elder sister in my after examination when promised me to buy, can drag a long time to buy.
有点点差别~将就一下

My sister bought me a schoolbag, very pretty. Schoolbags is my sister promised to buy it for me after examination, it been long overdue to buy.

My sister took me to buy a backpack, which is very nice. The backpack is a gift my sister promised to buy for me after my exam, but it took me quite a while to get it.

手工翻译。LS两位的...