oxygen
英 /'ɒksɪdʒ(ə)n/美 /'ɑksɪdʒən/
释义
n. 氧\n[化] 氧O-2 oxygen content 氧含量，血氧含量 dissolved oxygen 溶解氧 dissolved oxygen (DO) 溶解氧
例句
The human brain needs to be without oxygen for only four minutes before permanent damage occurs.
人脑缺氧只需4分钟就会造成永久性损伤。
英 /'ɒksɪdʒ(ə)n/美 /'ɑksɪdʒən/
n. 氧\n[化] 氧O-2 oxygen content 氧含量，血氧含量 dissolved oxygen 溶解氧 dissolved oxygen (DO) 溶解氧
The human brain needs to be without oxygen for only four minutes before permanent damage occurs.
人脑缺氧只需4分钟就会造成永久性损伤。