Findings of the 2021 Conference on Machine Translation (WMT21). - Farhad Akhbardeh; Arkady Arkhangorodsky; Magdalena Biesialska; Ondrej Bojar; Rajen Chatterjee; Vishrav Chaudhary; Marta R. Costa-jussà; Cristina España-Bonet; Angela Fan; Christian Federmann; Markus Freitag; Yvette Graham; et al. (WMT@EMNLP, 2021)