spiral arm

名词 n.
中文释义

英文释义

名词 n.
  1. A section of a spiral galaxy that coils out from the centre.
    — Far out in the uncharted backwaters of the unfashionable end of the western spiral arm of the Galaxy lies a small unregarded yellow sun.

词形变化

spiral arms plural
0 次浏览 数据来源: Wiktionary