单词	ulna
释义	ulnaulna /ˈʌlnə/ noun [countable] Etymology ETYMOLOGYulna Origin: 1500-1600 Modern Latin Latin, elbow science, biology the inner bone of your lower arm, on the side opposite to your thumb
随便看	Skinner, B.F. skinny skinny-dipping skin-tight skip ski pants skip counting ski plane ski pole skipper skirl skirmish skirt ski run ski slope skit skitter skittish skittishly skittishness skivvies Skopje skulduggery skulk skull

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