Backstraps
n. 书背，书脊；(靴子或鞋后跟上的)提带
🗣️ 情景例句
Can you cash this check for me?
你能替我兑现这张支票吗？
I ran all the way to school, otherwise I'd have been late.
我一路跑到学校，不然就迟到了。
It was the middle of winter.
此时正值隆冬季节，