tie coat

例句：

1. 1. She quickly tied her coat and stepped out into the cold.
   她迅速系好外套，走出寒冷的室外。
2. 2.He carefully buttoned his shirt before leaving for work.
   他仔细地扣好衬衫，准备去上班。
3. 3.The kids were instructed to zip up their jackets before entering the building.
   孩子们被告知在进入大楼前要拉上他们的夹克。