航空票务聚合器推荐.

DavidGeoke

想自己安排行程，需要同时比较机票、巴士、租车和酒店。有没有好用的综合平台，或者值得信赖的比价网站？

Also, for anyone who regularly needs accurate numbers, conversions or calculations, I've found this free tool really helpful: https://multiplecalculator.com/