” It is the first time Gates’ foundation has addressed an event in China, where President Xi Jinping is promoting a three-year “toilet revolution” to build or upgrade 64,000 public toilets by 2020 to help boost tourism and economic growth.

Ví dụ, các bài viết liên quan đến từ toilets. Các từ vựng liên quan đến từ vựng trong câu ví dụ.