Dipyridinium hexachloroplutonate
[化] 六氯钚酸吡啶┹
🗣️ 情景例句
When can I photograph a class?
我何时才来上课呢？
I ask him to tell me everything he heard.
我要求他告诉我，他所听到的每件事情。
I go to bed at about 10:00.
我大概十点上床睡觉。