billionKK [ˋbɪljən] /ˈbɪljən/發音名詞1十億The new bridge cost more than three billion in total.這座新橋總共花了超過三十億。2大量、無數口語，常用複數Billions of tiny plastic pieces are floating in the ocean.海裡漂著數十億片細小的塑膠碎屑。3兆、萬億舊式英式In older British texts, a billion meant a million million.在較早的英國文獻中，billion 指的是一兆。形容詞1十億的The fund manages a two billion dollar portfolio for clients.這檔基金為客戶管理二十億美元的投資組合。2無數的、數不清的口語，誇張用法I have told you a billion times to lock the door.我跟你說過無數次要鎖門。