许可
By using the Facebook Reader fonts, you agree to their use solely on Facebook, Inc related brand materials and will not use them for no other purpose whatsoever.You must not modify, adapt, alter, convert, translate or otherwise change the Facebook Reader font software.You must not send or share the Facebook Reader font software with any persons or organization, or any third party who is not commissioned by, or directly associated with Facebook, Inc either as a supplier, partner, franchisee, contractor or otherwise.