Flexiback
软背, 软脊(装帧)
🗣️ 情景例句
What did he say? Did you tell him about me?
他怎么说？ 跟他谈到我吗？
Where are you calling from?
你从哪打来的？
We could see that the path continued on the other side, but we had no idea how we could get across the stream.
我们可以看到小路在深溪对岸继续向前伸展，但却不知如何越过这道深溪。