名詞 immersion:

1. sinking until covered completely with water
   同義詞：submergence, submerging, submersion
2. (astronomy) the disappearance of a celestial body prior to an eclipse
   同義詞：ingress
3. complete attention; intense mental effort
   同義詞：concentration, engrossment, absorption
4. a form of baptism in which part or all of a person's body is submerged
5. the act of wetting something by submerging it
   同義詞：submersion, ducking, dousing

im.mer.sion

n.（名詞）

The act or an instance of immersing.
浸沒，沉浸：浸沒的動作或實例
The condition of being immersed.
浸沒的狀態(tài)
Baptism performed by totally submerging a person in water.
浸禮：把人完全浸入水中的洗禮
Astronomy The obscuring of a celestial body by another or by the shadow of another.
【天文學】 掩始：一個天體被另一個天體或另一個天體的陰影遮掩