TT1：Language is something difficult tolearn well and to learn it well one has to study very hard.

TT2：The mastery of language is noteasy, which requires painstaking effort.

评：译文1虽然不能算错，但不能看出对英语语言的到位把控。译文2将动词译为名词，语言显得更为正式，译得也更为简洁。