常見例句雙語例句Looking skyward along the Milky Way's arc from the left are Alpha and Beta Centauri, the Coalsack, the Southern Cross, and the Carina Nebula.朝天空看,循著銀河的亮弧,從左邊半人馬α和β(南門二與馬腹一),至煤袋星云,南十字,船底星云。 返回 coalsack nebula