hydrogen
n. 氫
氫H-2
學術名詞
- 氫:化學元素、天文學、高中化學、地球科學、電機工程、金屬材料
- 氫氣:能源材料
- 氫鍵:礦物學
英文釋義
- a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
n. 氫
氫H-2