Dealkylation
脱烷作用
🗣️ 情景例句
She went to a school-board meeting.
她去参加联合校董会会议了。
To squeal, to squeak
尖叫
No matter how many guests were present, the great house was always immaculate.
不管去多少宾客，大房子里总是收拾得干干净净。