英语翻译some people are worried about fiying however we don't of

英语翻译some people are worried about fiying however we don't often see plane accidents.there are all kinds of airport safety checks .so you don't have to worry about too much .for example,there are X-ray machines to check the bags.Also people walk through a machine that can check if anyone has anything dangerous.people may not take knives or scissors on the planeOnce you are on the plane ,read the airline safety book .