How do you play against double burst mage bot lanes?

How can you play against any combination of these? Their spells hit REALLY hard and have very low cooldowns, as a marksman i can't even hope to farm safely against them because most of them can hit me from very far away. And there's two of them plus a potential jungler.
How can you play against double burst mage bot lanes? If you get hit by any kind of crowd control you're dead because of the extreme amounts of damage they deal, and they have practically no downtime besides their extremely low mana costs. I haven't found any marksman that can hope to compete because champions like
has smaller mana pools, higher mana costs and lower mana regen than any mage.
and/or
, and possibly take
and
as the only marksmen that do not depend on attack speed items to succeed.
they'll have their ultimates up and can take down 70% of your health with their QWE combo, all by themselves. And don't forget they have another low-downtime mage in their lane, and at least one of these is running
can match most mages' range, and good luck dodging the spells of any 2 of these
