v. 拉紧( strain的第三人称单数 ); 尽量利用; 尽全力; 过滤

n (physics) deformation of a physical body under the action of applied forces

n difficulty that causes worry or emotional tension

n a succession of notes forming a distinctive sequence

n (psychology) nervousness resulting from mental stress

n a special variety of domesticated animals within a species

n (biology) a group of organisms within a species that differ in trivial ways from similar groups

n injury to a muscle (often caused by overuse); results in swelling and pain

n the general meaning or substance of an utterance

n an effortful attempt to attain a goal

n an intense or violent exertion

n the act of singing

v to exert much effort or energy

v test the limits of

v use to the utmost; exert vigorously or to full capacity

v separate by passing through a sieve or other straining device to separate out coarser elements

v cause to be tense and uneasy or nervous or anxious

v become stretched or tense or taut

v remove by passing through a filter

v rub through a strainer or process in an electric blender

v alter the shape of (something) by stress