clean-as-a-whistle

"clean-as-a-whistle" Chinese translation ("clean-as-a-whistle" in Chinese, "clean-as-a-whistle" 中文翻译, "clean-as-a-whistle"发音):

clean-as-a-whistle adv. 如口哨般地清澈 [adv. 如口哨般地清澈]