assure
英 [ə'ʃʊə; ə'ʃɔː]
美[ə'ʃʊr]
	    - vt. 保证;担保;使确信;弄清楚
 
英英释意
- 1. make certain of;
 - "This nest egg will ensure a nice retirement for us"
 - "Preparation will guarantee success!"
 
- 2. inform positively and with certainty and confidence;
 - "I tell you that man is a crook!"
 
- 3. assure somebody of the truth of something with the intention of giving the listener confidence;
 - "I assured him that traveling to Cambodia was safe"
 
- 4. be careful or certain to do something; make certain of something;
 - "He verified that the valves were closed"
 - "See that the curtains are closed"
 - "control the quality of the product"
 
- 5. cause to feel sure; give reassurance to;
 - "The airline tried to reassure the customers that the planes were safe"
 
- 6. make a promise or commitment