Backstitching
n. 回針\\nv. 用回式針跡縫（backstitch的ing形式）
??? 情景例句
I don't have time to be exhausted.
我沒有時間去精疲力盡。
Out of debt, out of danger.
無債一身輕。
One of links in the chain that drives the wheels had snapped.
驅動輪子的鏈條斷了一節。