He has carried out extensive research into renewable energy sources.
他已經(jīng)對(duì)再生能源進(jìn)行了廣泛研究。
The research was carried out on a modest scale.
這個(gè)研究項(xiàng)目開(kāi)展的規(guī)模不算太大。
The experiments were carried out under simulated examination conditions.
試驗(yàn)是在模擬的情況下進(jìn)行的。
Carry on the good work!
干得不錯(cuò)，繼續(xù)努力吧！
She ignored him and carried on with her work.
她沒(méi)理他，繼續(xù)干她的活。