例句與造句

1. Construction in orbit began in november 1998 with the launch of zarya , the functional cargo block , from russia on a russian proton rocket . a total of 43 launches will be required to complete the facility in 2006
   國(guó)際太空站阿爾法號(hào)的建造自1998年11月由俄羅斯發(fā)射曙光號(hào)載物艙進(jìn)入太空開(kāi)始，總計(jì)共需43次發(fā)射任務(wù)，預(yù)計(jì)在2006年才完全建成。
2. It's difficult to find proton rocket in a sentence. 用proton rocket造句挺難的