Flexiback
软背, 软脊(装帧)
🗣️ 情景例句
Make sure everybody is at that meeting.
要确定每一位都出席这次会议。
The paint bucket fell down on his head.
油漆桶扣在了他的头上。
And so do you, if you're afraid, and if the earthquake's a big one.
假如是强地震，如果你害怕，你也会抖动的。