Oprational version
[化] 使用方案
🧩 词语组成解析
🗣️ 情景例句
Why not give the people of Riverdale a clear choice?
为什么不让Riverdale的人民有一个明确的选择呢？
How many years have you been playing pingpong?
你打乒乓球多少年了？
What was the population of the more developed countries in 1950?
1950年较发达国家的人口是多少？