There is grit in my teeth from the dust on Juba's dirt roads.
我感到从朱巴的土路上飞驰而过之后有嘴里满是沙土。
2
But some families brought together through marriage can be so different that the best everyone can do is grit their teeth and work extremely hard to get through a weekend together.
但有些重组的家庭却截然不同：个个咬牙切齿，想要好好过个周末简直比登天还难。
3
Mr Jones called me incompetent but, as he was the boss, I had to grit my teeth and accept it.