quintillion

US /kwɪnˈtɪljən/

UK /kwɪnˈtɪljən/

A1 初級
n. (c.)可數名詞千之六次冪
I don't think many people know how big a number a quintillion is

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桑迪的樹球有多真實??海綿寶寶深潛

06:26桑迪的樹球有多真實??海綿寶寶深潛