effective /ɪˈfɛktɪv/ star4 CET4 TEM4

• 1.  

  ADJ（形容词） Something that is effective works well and produces the results that were intended. 有效的

  例：

  The project looks at how we could be more effective in encouraging students to enter teacher training.

  该项目研究如何更有效地鼓励学生参加教师培训。

• 2.  

  ADV（副词） effectively 有效地

  例：

  Services need to be organized more effectively than they are at present.

  服务需要比现在更有效地被组织起来。

• 3.  

  ADJ（形容词） Effective means having a particular role or result in practice, though not officially or in theory. 实际的 [ADJ n]

  例：

  They have had effective control of the area since the security forces left.

  自从安全部队离开后，他们实际控制了这一地区。

• 4.  

  ADJ（形容词） When something such as a law or an agreement becomes effective, it begins officially to apply or be valid. (法律、协议等) 生效的 [v-link ADJ]

  例：

  The new rules will become effective in the next few days.

  这些新条例将在接下来的几天内生效。