noun
Coalsack Nebula
Astronomy term for the dark nebula in the constellation Crux. Also referred to as コールサック.
See also: コールサック
石炭袋は南十字星の近くに見える暗黒星雲です。
The Coalsack Nebula is a dark nebula visible near the Southern Cross.
noun
coal sack; coal bag
Literal bag or sack for holding coal. A straightforward compound of 石炭 (coal) and 袋 (bag).
昔は石炭袋を背負って配達した。
In the old days, they delivered coal by carrying coal sacks on their backs.