grasp
英 [grɑːsp]
美[ɡræsp]
	    - n. 抓住;理解;控制
 - vt. 抓住;领会
 - vi. 抓
 
英英释意
- 1. understanding of the nature or meaning or quality or magnitude of something;
 - "he has a good grasp of accounting practices"
 
- 2. the limit of capability;
 - "within the compass of education"
 
- 3. a firm controlling influence;
 - "they kept a firm grip on the two top priorities"
 - "he was in the grip of a powerful emotion"
 - "a terrible power had her in its grasp"
 
- 4. the act of grasping;
 - "he released his clasp on my arm"
 - "he has a strong grip for an old man"
 - "she kept a firm hold on the railing"