activate
英 ['æktɪveɪt]
美['æktə'vet]
	    - vt. 刺激;使活动;使活泼;使产生放射性
 - vi. 激活;有活力
 
英英释意
- 1. put in motion or move to act;
 - "trigger a reaction"
 - "actuate the circuits"
 
- 2. make active or more active;
 - "activate an old file"
 
- 3. make more adsorptive;
 - "activate a metal"
 
- 4. aerate (sewage) so as to favor the growth of organisms that decompose organic matter
 
- 5. make (substances) radioactive