Các câu ví dụ cho từ puff

1. Indonesia's Mount Agung volcano in Bali has let out a puff of black smoke and ash in a small eruption, prompting Singapore to advise its citizens to be ready to evacuate the holiday island at short notice amid concern about a bigger eruption.

2. Passengers are always reminded that smoking is not allowed on flights, but some still try to sneak a puff in toilets, where clear no-smoking signs are posted.