Nitrososubstitution
[医] 亚硝基取代[作用]
🗣️ 情景例句
Did you watch the football game between Manchester United and Arsenal last night?
昨晚你看了曼联对阿森纳的足球比赛吗？
To a boiling pot flies come not.
苍蝇不叮沸水壶。
We are going to have the final examination next week.
我们下周举行期末考试。