Topstitching
v. 在（衣服）外面的缝旁缝一道针迹( topstitch的现在分词 )
🗣️ 情景例句
Oh, fine.
嗯 很好。
If she could help you, she would help you.
如果她能帮你的话，她会帮你的。
That's what we did in China in the old days, before thermoses were invented, said Wei Hua.
“那是我们中国从前未发明出热水瓶时的做法。”魏华说。