strain

• 名词，表示施加于某物的力、压力或紧张状态，也指物种或类别内的一种特定类型、品系或变种。

A noun referring to a force, pressure, or tension exerted on something, or a specific type, breed, or variety within a species or category.

1. Physical injuryB1formalmedical

   An injury to a muscle or tendon caused by overstretching or overexertion.

   拉伤

   • He suffered a back strain from lifting heavy boxes.
   • The athlete had a muscle strain in his hamstring.
   • Rest is recommended for a minor strain.

   同义词pulltearwrenchwrick

2. Pressure or stressB1formal

   A state of mental or physical tension caused by demands or difficulties.

   压力

   • The constant deadlines put a lot of strain on the team.
   • She felt the strain of balancing work and family.
   • Financial strain can affect a person's health.

   同义词anxietyburdenpressurestresstensionworry

   反义词calmeasepeacerelaxationrest

3. Breed or typeB2formalscientific

   A specific genetic variant or subtype of an organism, such as a virus, bacteria, or plant.

   菌株

   • Scientists identified a new strain of the influenza virus.
   • This strain of wheat is resistant to drought.
   • Different strains of bacteria respond to different antibiotics.

   同义词breedisolatelineagestocktypevariantvariety

4. Tendency or traitB2formal

   A particular quality or characteristic that is part of someone's nature.

   特质

   • There is a strain of creativity in her family.
   • He has a stubborn strain that makes him hard to persuade.
   • A competitive strain runs through the entire team.

   同义词bentdispositioninclinationstreaktendencyvein

• 表示拉伸、拉紧或施加力的动作，也指过滤或分离液体中的固体颗粒，以及过度使用或使尽全力。

A verb used to indicate the act of stretching, pulling, or exerting force, or to filter or separate solids from liquids.

1. Injure by overuseB1formalmedical

   To injure a muscle or part of the body by using it too much or in a wrong way.

   因过度使用而损伤

   • He strained his back while lifting the heavy box.
   • She strained her ankle during the marathon.
   • The athlete strained a muscle in his leg during training.

   同义词overstretchpullricktearthrow outwrench

2. Exert maximum effortB2formal

   To try very hard to do something, often using physical or mental force.

   竭力

   • She strained to hear the conversation from the other room.
   • He strained his eyes to read the small print.
   • They strained to lift the piano up the stairs.

   同义词endeavorlaborpushstrivestruggletoil

   反义词idlelazerelaxrest

3. Filter or separateB1formalculinary

   To separate solid parts from a liquid by passing it through a sieve or filter.

   过滤

   • Strain the pasta after cooking it.
   • She strained the tea leaves from the cup.
   • The chef strained the broth to remove the bones.

   同义词drainfilterpercolatescreensievesift