1. 来源于:deprive sb. of sth. 使...丧失;剥夺 |derivedfrom 来源于 | descriptive statistics描述统计学
2. 来自:correspond to 相应的 |derivedfrom 来自 | demonstrate 演示
3. 起源:Ornate 装饰的,华丽的 elaborate |Derivedfrom 起源 based on | Account for 解释 explain
4. 采自:derived fossils ==> 次生化石 |derivedfrom ==> 采自 |derived function ==> 导函数=>導出関数