"smoke billowed up into the sky"
"The soldiers billowed across the muddy riverbed"
"The army surged forward"
"The sails ballooned"
When his waters billow thus, Dark storms and wind Incite them.
Their skirts billowing out wide into tents.
Black smoke billowing into the night sky.
牛津高階第八版
美國韋氏詞典
Dictionary.com
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維基百科 (自由的百科全書)