Fair use refers to the non-commercial use of others' published works without the permission or payment of remuneration to the copyright owner under the circumstances expressly stipulated by law
Circumstances expressly prescribed by law mainly include :(1) using a published work of others for personal study, research or enjoyment; (2) Free performance of published works; (3) Copying, painting, photographing and video recording of artistic works set up or displayed in outdoor public places; (4) Translation of published works in Chinese into ethnic minority languages for publication and distribution
B translates an English work into Mongolian for publication