differentiate的过去式 differentiate的过去式是什么

1. mark as different;

   "We distinguish several kinds of maple"
   

2. be a distinctive feature, attribute, or trait; sometimes in a very positive sense;

   "His modesty distinguishes him from his peers"
   

3. calculate a derivative; take the derivative
4. become different during development;

   "cells differentiate"
   

5. evolve so as to lead to a new species or develop in a way most suited to the environment
6. become distinct and acquire a different character

1. differentiate

1. 区分：阶段1.识别(Identify)谁是你的客户;阶段2.区分(Differentiate)以客户对企业的价值和需求为标准进行相应的区分;阶段3.互动(interact)与客户互动;改进的做法:记住通过所有接触点的与客户的联系,包括网络.

2. differentiate的解释

2. 分化：干细胞(stem cells)具有几项特性,一是可以分裂增殖另一个与本身完全相同的细胞;二为其不具特殊化的功能;三是可以依其所存在的情况分化(differentiate)成为多种特定功能的体细胞,例如:会跳动的心肌细胞,会分泌胰导素的胰脏细胞等.

3. 辨别,区分：differ 不同,意见不合 |differentiate 辨别,区分 | difficult 艰难,费力的

4. 求...的导数：differential mean value theorem 微分中值定理 |differentiate 求...的导数 |differentiate from first principle 从基本原理求导数

• differentiate acutely敏锐地辨别
• differentiate elaborately很难区分
• differentiate generously区别很大
• differentiate properly适当地区分

• differentiate between两个物体之间区分
• differentiate between good and evil区分好坏
• differentiate between right and wrong分清是非
• differentiate between two objects区分两个物体
• differentiate from与…区分

• The famous private life that's supposed to differentiate him from other public servants.

  出自：A. Wilson

differentiate, demarcate, discriminate, distinguish

这组词的共同意思是“区分”。其区别是：

distinguish用于有联系的各种事物,可以相像,也可以不相像; differentiate用于同类物品; discriminate用于只有细微差别的事物,如真伪钞票; 而demarcate则用于区别明显,犹如有一条界线的事物。