loose tie

例句：

1. 1.He wore a loose tie to hide his necktie.
   他系了一条松紧带来遮掩他的领带。
2. 2. The man was wearing a loose belt around his waist.
   那人围着腰部系了一条松紧带。
3. 3. She tied her hair up with a loose belt and put on her coat.
   她用一条松紧带把头发扎起来，穿上了外套。