Petals
n. 花瓣；翼瓣（petal的復(fù)數(shù)形式）
??? 情景例句
Sure.
當(dāng)然。
Health and cheerfulness mutually beget each other.
健康愉快，相生相成。
'The fire broke out in the basement.I went down immediately,of course,
“地下室突然著火，我當(dāng)然馬上下去了。