Tetroxide
n. 四氧化物\\n[化] 四氧化物
🗣️ 情景例句
you have a lunch appointment with Mr. Levine,
跟Levine先生约好吃午餐。
He who touches pitch will be difiled.
近墨者黑
Suddenly she asked her father why he kept so many old newspapers locked away there,
她突然问父亲为什么把这么多的旧报纸锁在柜子里，