為了更接近我們語感上的書包，建議可以用「for primary school students」（小學生專用）或「used in primary school」（小學用）這樣的說法。
school bag for primary school students
school bag是給小學生專用的書包
Backpack
「backpack」跟「school bag」一樣，英文詞義是「背包」或「帆布背包」，所以沒有書包的意思，但可以加上「for primary school students」（小學生專用）或「used in primary school」（小學用），讓語感更接近我們台灣人的書包。
backpack used in primary school
小學用的背包
談論學生時代可以使用的表達方式
談論學生時代時，我們可以用哪些表達提升自己的英文能力呢？
相信大家有很多跟他人聊到學生時代的機會，比如在讀書時期有沒有打工？私人生活過得如何等等。所以下面我們要介紹兩個可以派上用場的表達：「used to」「when I was an elementary school student〜」。
Used to
不論是什麼話題，母語人士也經常使用「used to」這個短語，代表回顧過去的意思！
「used to」在字典是表達過去的習慣，舉凡「曾經～」「以前常～」等等。
I used to play soccer when I was a high school student.
我高中時常踢足球。
I used to work at Starbucks.
我曾經在星巴克工作過。
A: Did you play any sports in college? B: Yeah, I used to play basketball. I was on the college team for two years.
A：你在大學期間有參加過任何運動嗎？
B：有，我曾經在校隊打過兩年籃球。
A: How did you become fluent in Spanish? B: Well, I used to live in Spain for a year, and during that time, I immersed myself in the language and culture.
A：你的西班牙語是怎麼變厲害的？
B：嗯，我曾經在西班牙生活過一年，在那段時間裡，我沉浸在西班牙的語言和文化中。
When I was an elementary school student〜
「when I was an elementary school student〜」跟「used to」是一樣的意思。
I did my homework with my sister when I was an elementary school student.
以前我還是小學生的時候都和姐姐一起做作業。
I played baseball when I was an elementary school student.
我在小學時打過棒球。
A: What was your favorite subject in school? B: When I was an elementary school student, I really enjoyed science. The experiments and hands-on activities were always fascinating.
A：你在學校最喜歡的科目是什麼？
B：我在小學時非常喜歡科學。實驗和實務課程總是令我著迷。
A: What was your favorite school lunch? B: When I was an elementary school student, my mom used to make the best peanut butter and jelly sandwiches. I looked forward to lunchtime every day.
A：你最喜歡的學校午餐是什麼？
B：在我小學的時候，我媽媽常常做好吃的花生醬果凍三明治。我每天都很期待午餐時間。
