单词	penguin
释义	penguinpenguin /ˈpɛŋgwɪn/ ●●○ noun [countable] Etymology ETYMOLOGYpenguin Origin: 1500-1600 Perhaps from Welsh pen gwyn white head a large black and white Antarctic sea bird, which cannot fly but uses its wings for swimming
随便看	zero-coupon bond zero gravity zero grazing zero hour zero-sum game zero tolerance zest zestful zestfully zeta zeugma Zeus Zhou Enlai ziggurat zigzag zilch zillion Zimbabwe Zimbabwean Zimmermann note, the zinc zinc oxide zine zinfandel zing

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