条款上看起来的意思不是全部航班:.2 Eligible Flights.
4.2.a. Eligible Flights. A Your World Rewards Participant who is a Marriott Bonvoy Platinum Elite, Titanium Elite, or Ambassador Elite Member will receive the following Elite benefits with Eligible Flights if the reservation includes the Your World Rewards Participant’s Emirates Skywards membership number:
Priority check-in at designated check-in counters;
Priority boarding on Eligible Flights for the Your World Rewards Participant only.
4.2.b. No Incremental Benefits. A Your World Rewards Participant who qualifies for Elite benefits pursuant to Section 4.2.a and who is also an Emirates Skywards Silver Member, Emirates Skywards Gold Member, or Emirates Skywards Platinum Member in the Emirates Skywards programme will not receive incremental benefits under this Section 4.2.