Pipecolinic acid
[化] 2-哌啶酸
🧩 词语组成解析
🗣️ 情景例句
No, I'm not kidding.
不， 我不是说笑。
The last person to introduce is Miss Caroline Norris.
最后一位要介绍的是卡萝琳.诺丽丝。
When their father died, they thought it their duty to keep Eric in hiding.
父亲死后，他们兄弟俩认为有责任继续把埃里克藏起来。