Backstepping
n. 逐步退焊法\\nv. 往后退（backstep的ing形式）
🗣️ 情景例句
Well, how was everybody's day today?
喂 ，今天各位过得怎么样？
Excuse me, but could you give me some change?
劳驾，你能换些零钱给我吗？
'Well,' I said to the manager, 'there is still some honesty in this world!'
“是啊，”我对那位经理说，“这世界上还是有诚实可言的！”