Flexiback
软背, 软脊(装帧)
🗣️ 情景例句
We'll have three crab salads
我们来三份蟹肉沙拉
Will you please lock the door when you leave?
请您当你离开时，锁门？
As there are so many people about, the dogs have to be kept in a special enclosure.
由于来人太多，狗被关在专门的围栏里。