difficult
🇺🇸
/ˈdɪfɪkəlt/
🇬🇧
/ˈdɪfɪkəlt/
hard to do or understand
The math problem was very difficult to solve.
这道数学题非常难解。
causing many problems or trouble
The storm made travel very difficult for everyone.
暴风雨让每个人的出行都变得非常困难。
not easy to deal with or please
The customer was being difficult about the return policy.
这位顾客在退货政策上很难缠。