Tìm kiếm
difficult
01
khó
needing a lot of work or skill to do, understand, or deal with
02
có vấn đề
having or causing problems
03
khó
hard to control
Ví dụ
Solving complex mathematical equations can be difficult without a strong understanding of mathematical principles.
Cooking a gourmet meal from scratch can be difficult for novice chefs.
Memorizing multiplication tables can be difficult for elementary school students.
Understanding Shakespearean language in his plays can be difficult for high school students.
Learning to ride a bike without training wheels can be difficult for young children.
