You can think what your own habit is, whether it's a new car, a vacation or just something like buying bottled water when the water that comes out of the tap is perfectly safe to drink.
你可以思考一下你的爱好者是什么, 是不是一辆新车、一次度假 还是只买瓶装水 而你明明可以 饮用这些绝对符合饮用标准的自来水。