须

例句：

1. 1. He has a mustache and wears glasses.
   他留着胡子，戴着眼镜。
2. 2. The man had to shave off his beard before the wedding.
   那男人在婚礼前不得不刮掉胡子。
3. 3. She needs some time to rest after her long flight.
   她需要一些时间休息，因为她长途飞行后很累。