it is difficult to do

意思翻译 难以（做）…… 很难（做）…… 相似词语短语 difficult to do───难以做某事 is difficult───很难 it is to do───这是要做的 do it do it to───做吧做吧 to do it───去做吧 difficult to keep───难以保存 difficult to understand───深文奥义；莫测高深；艰深；艰深的 difficult───adj.困难的；不随和的；执拗的 let is do it───让我们开始吧 ...