Flexiback
软背, 软脊(装帧)
🗣️ 情景例句
You understand?
你能谅解？
That's amazing! I t sure looks expensive.
真想不到！看上去肯定以为很贵。
He felt free to talk about his failures or his difficulties.
他可以随便谈论自己的失败或困境。