the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
例句
用作名词 (n.)
I carved the spirit of love into a huge projection which could cover the welkin, and agglomerated it into my hand. 我把爱凝聚于手心，镂刻成一个笼罩苍穹的巨大投影。
If Welkin Hawk is put into any graveyard from play, you may search your library for a Welkin Hawk card, reveal that card to all players, and put it into your hand. 若苍穹翔鹰由场上被放置入任何坟墓场中，你可以自你的牌库中搜寻一张苍穹翔鹰牌，并向所有玩家展示这张牌，然后将它放置于你的手上。
经典引文
If a sail but gleam'd white 'gainst the welkin blue.
美
['welkɪn]
