pressure 和 pression? what's the difference between them?

pressure 和 pression? what's the difference between them? What's the difference between them? 英语what's the difference/different between... what's the difference between"clear" What's the difference between lucky & fortunate don't know what is the difference between them”和“I don't kno what's the difference between across and between? What's the relationship between them? what's the difference between China's and Chinese? What's the difference between the 2 sentences? what's the difference between the two words what's the difference between the words "bible" and "scriptu