Question

假定英语课上老师要求同桌之间交换修改作文,请你修改你同桌写的以下作文。

文中共有10 处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。
增加:在缺词处加一个漏字符号（)，并在其下面写出该加的词。
删除:把多余的词用斜线（\)划掉。
修改:在错的词下划一横线，并在该词下面写出修改后的词。
注意丄每处错误及其修改均仅限一词；
My summer travel strated terribly. I was at the Shanghai Railway Station buy a ticket to Hang Zhou .I was going to visit a friend here and after that I would go to Xiamen for long holiday. I bought my ticket but turned around to pick up my bag Fom the floor and then I realized that someone had stolen it. Luckily I had all my money on my pocket, but the only clothes I had was those I had on. It felt very strange to travel without any luggages. When I finally arrived at my friend,he lent to me lots of the clothes. I feel very happy that I could change my clothes at last.

Answer 1

My summer travel strated (started) terribly. I was at the Shanghai Railway Station buy (buying) a ticket to Hang Zhou (Hangzhou). I was going to visit a friend here (there) and after that I would go to Xiamen for (△ a) long holiday. I bought my ticket but (and) turned around to pick up my bag Fom (on) the floor (floor,) and then I realized that someone had stolen it. Luckily I had all my money on (in) my pocket, but the only clothes I had was (were) those I had on. It (△ was) felt very strange to travel without any luggages (luggage). When I finally arrived at my friend (friend’s home), he lent to (\) me lots of the (his) clothes. I feel (felt) very happy that (for) I could change my clothes at last.

（括号里的词应该取代括号前头的词，或删去括号前的词。）
(需要修改的地方超过十处。请你与老师商量到底是哪些地方有错。)

追问

△是什么意思啊？