同根派生 space walk相關(guān)詞英漢例句Two spacewalking astronauts have been able to install a new camera in the Hubble Space Telescope.At first, they had trouble removing the old camera because of a stubborn bolt.兩名在空間行走的宇航員，現(xiàn)已可以在哈勃望遠鏡上安裝新的攝像機，起初，因為一些不靈活的螺釘給去掉舊的攝像機造成困難。space walk更多例句