upheaval

US /ʌpˈhivəl/

UK /ʌpˈhi:vl/

B2 中高級
n. (u.)不可數名詞動盪
There was an upheaval of mud in the water
n. (u.)不可數名詞動盪
It took a massive upheaval to remove the king

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關於忍者的一切 (All About Ninja)

03:53關於忍者的一切 (All About Ninja)