“高难度”“不易模仿”用英文怎么说？

高难度: high difficulty
不易模仿: hard to be imitated
希望对楼主有帮助，呵呵。

高难度
sophisticated

不易模仿
copy-proof

高难度: High Difficulty

不易模仿:Hard to Copy

very difficult
hard to mimic. hard to copy.

high level
uneasy to imitate

high challenge
not easy to imitate