| 释义 |
〔tail〕The long luminous stream of gas and dust forced from the head of a comet when it is close to the sun.彗尾：一颗彗星距太阳最近时从其头部吹向尾部的长长的发光气体和尘埃流〔caudad〕Toward the tail or posterior end of the body; caudally.向后地：向尾部或身体后端；尾部地〔behind〕In, to, or toward the rear:在后面地：在、向或朝向尾部地： |