Marching problem
[计] 步进式问题
🧩 词语组成解析
[计] 步进式的
🗣️ 情景例句
I was a member of the debate team.
我是辩论队的成员。
I bought 3 pounds of flour.
我买了三磅面粉。
After watching the red-dressed women walk by, I went to the rooftop and watched workers weave wastebaskets.
看那群红衣女郎走过，我爬上屋顶看工人们编垃圾筐。