Ultralumin
超硬鋁, 由爾特拉鋁合金
??? 情景例句
I felt differently at that time.
那時(shí)我的感覺(jué)又不一樣了。
Photography is an expensive hobby.
攝影是門(mén)花費(fèi)很多的愛(ài)好。
Following in his father's footsteps many years later, Sir Malcolm's son, Donald, also set up a world record.
很多年之后，馬爾科姆爵士的兒子唐納德踏著父親的足跡，也創(chuàng)造了一項(xiàng)世界紀(jì)錄。