strain
英 [streɪn]
美[stren]
	    - n. 张力;拉紧;负担;扭伤;血缘
 - vi. 拉紧;尽力
 - vt. 拉紧;滥用;滤去;竭力
 - n. (Strain)人名;(英)斯特兰
 
英英释意
- 1. (physics) deformation of a physical body under the action of applied forces
 
- 2. difficulty that causes worry or emotional tension;
 - "she endured the stresses and strains of life"
 - "he presided over the economy during the period of the greatest stress and danger"- R.J.Samuelson
 
- 3. a succession of notes forming a distinctive sequence;
 - "she was humming an air from Beethoven"
 
- 4. (psychology) nervousness resulting from mental stress;
 - "his responsibilities were a constant strain"
 - "the mental strain of staying alert hour after hour was too much for him"
 
- 5. a special variety of domesticated animals within a species;
 - "he experimented on a particular breed of white rats"
 - "he created a new strain of sheep"
 
- 6. (biology) a group of organisms within a species that differ in trivial ways from similar groups;
 - "a new strain of microorganisms"
 
- 7. a lineage or race of people
 
- 8. injury to a muscle (often caused by overuse); results in swelling and pain
 
- 9. pervading note of an utterance;
 - "I could follow the general tenor of his argument"
 
- 10. an effortful attempt to attain a goal
 
- 11. an intense or violent exertion
 
- 12. the act of singing;
 - "with a shout and a song they marched up to the gates"