Stepped construction
[化] 阶梯式结构
🧩 词语组成解析
v. 踏；行走（step的过去式和过去分词）
🗣️ 情景例句
I fell in love with him at first sight.
我对他一见钟情。
Bad news has wings.
坏事传千里。
Quick! said Li Lei. Lucy and Wei Hua, go round that corner and stop the traffic.
“快！”李垒说，“露茜和魏华，去那拐弯处拦住车辆”。