Although you may think it is intuitive to join the airline you fly most, you should be aware that privileges offered are often different and frequent flyer points may be more generous under a different airline in the same alliance.
虽然你可能会认为，乘坐哪家航空公司航班的次数最多就加入哪家航空公司的会员是很自然的事，但你应该知道，航空公司提供的权益往往不同，同一联盟下的其他航空公司可能会回馈更多常旅客积分。