Các câu ví dụ cho từ difficult

1. Heavy rain, high winds and rough seas made rescue efforts difficult and the ship sank to the bottom in shallow water, trapping crew members at sea.

2. Easy and difficult 3D puzzles from UGears models, made with high-grade plywood, can be easily transported or carried from one place to another and put together without any special tools like scissors or glue.

3. Vietnam, which is a member of the CITES Convention, also has laws to protect primates, but it is difficult to enforce.

4. Shock to anger Adele Fox, national health coordinator for Sierra Leone at the charity Concern Worldwide, told AFP that the search for bodies continued but that survivors were facing difficult conditions.

5. Despite presenting these two opposing scenarios, Kiet predicted that it would be very difficult for the market to have a supply boom in the next 6-12 months.

6. Quan, a visitor from Hanoi, said setting up a tent to sleep overnight on Ta Xua Mountain is an unforgettable experience, but trekkers need previous camping experience in difficult terrains before taking up the challenge of Ta Xua.