Norlevorphanol
[化] 去甲左啡诺
🗣️ 情景例句
English is the language of aviation.
英语是航空语言。
When he opened the door the cat ran out and brushed by his legs.
当他一开门，那只猫跳了出来，偎依在他的脚边。
The adolescent, with his passion for sincerity,
青少年酷爱真诚，