cirrus
'sirәs
基本解释
n. 卷须, 蔓足, 触毛
[医] 雄茎(蠕虫)
英文释义
n. usually coiled
n. a wispy white cloud (usually of fine ice crystals) at a high altitude (4 to 8 miles)
n. a slender flexible animal appendage as on barnacles or crinoids or many insects; often tactile
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