Cascade merging
[计] 级联归并, 瀑布归并
🧩 词语组成解析
[计] 合并, 归并
🗣️ 情景例句
I cannot forgive myself for not seeing my mother when she was sick in bed.
母亲病的时候我没能去看她，为这件事我永远不能原谅我自己。
Which of your arms is sore?
你哪个手臂酸呀？
That's the latest fashion.
这是最流行的款式。