常見例句用作名詞 (n.)Inspite of the various difficulties,Chengdao was develoed independantly into a megaton oilfield in a period as short as a few years.工程設(shè)計完全依靠自己的力量，克服了種種困難，在短短的幾年內(nèi)就將埕島建設(shè)成為一個百萬噸級的油田。 返回 megaton