Examples
rú guǒ如果kě néng可能de huà的话，wǒ我xiǎng想huán环yóu游shì jiè世界。
如果可能的话，我想环游世界。
If possible, I'd like to travel around the world.
如果有钱的话，我要环游世界。
If I had money, I would travel around the world.
我的父亲坐飞机环游了世界。
My father traveled all over the world by air.