But essentially, do something like this, which I don't know exactly how much it would cost to do, but there's no reason I could see why this should be much more expensive than a regular car seat.
基本上，我们会这么做， 我并不知道这个装置会有多贵， 但是我不认为 这个会比一个普通的汽车安全座椅更贵多少。