strain
音標發(fā)音
- 英式音標 [stre?n]
- 美式音標 [stre?n]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- n. 張力；拉緊；負擔；扭傷；血緣
- vi. 拉緊；盡力
- vt. 拉緊；濫用；濾去；竭力
- n. (Strain)人名；(英)斯特蘭
- n. （植物、動物的）品種；種類
詞源解說
- 1400年左右進入英語，直接源自古法語的estreindre，意爲拉緊，擠壓；最初源自古典拉丁語的stringere，意爲拉緊，綁緊。
詞根記憶
- 本身是詞根：拉緊
- 本身是詞根，意爲：拉緊
- 拉緊
- 本身爲詞根，意爲“拉緊”
同根派生
- adj性質(zhì)的同根詞
- strained：緊張的；勉強的；牽強附會的；濾過的。
- n性質(zhì)的同根詞
- strainer：過濾器；松緊釦；用力拉的人，拉緊者。
- v性質(zhì)的同根詞
- strained：使緊張（動詞strain的過去式和過去分詞）。
用法辨析
- strain的基本意思是“拉緊”,強調(diào)過度使用、過於操勞、過於用力致使身躰的某部分肌肉、器官損傷,可特指肌肉或靭帶拉傷。引申指“竭盡全力…,努力…”。
- strain既可用作及物動詞,也可用作不及物動詞。用作及物動詞時,可接名詞或代詞作賓語。
- strain接介詞at表示“拉緊”; 接for或after表示“使勁”。
- strain與stress的區(qū)別：過度緊張（strain）是由stress（壓力）産生的結(jié)果，而壓力stress是相鄰的物躰或部分之間的相互作用，由此可導致物躰形態(tài)或尺寸的改變；
- strain同sprain的比較：sprain（扭傷）是指腳踝或手腕瞬間扭傷的結(jié)果，而strain是肌肉用力過強或過久所導致的結(jié)果。
v. (動詞)
英漢例句
- The sporters strained and struggled.
運動員奮力扭動摔打。 - They strained the wire between two posts.
他們拉緊了兩根電線桿之間的電線。 - The mistake has caused strained relations between the manager and his staff.
這個錯誤造成了經(jīng)理同雇員之間的緊張關系。
用作動詞 (v.)
用作不及物動詞: S+～(+A)
用作及物動詞: S+～+ n./pron.
其他
詞組短語
- strain one 's ears 竪起耳朵聽
- strain every nerve 竭盡全力
- strain excessively 過分地拉緊
- strain feebly 無力地拉緊
- strain furiously 瘋狂拉緊
用作動詞 (v.)
～+名詞
英英字典
- (PRESSURE) a force or influence that stretches, pulls, or puts pressure on something, sometimes causing damage
- (TYPE) a particular type or quality
- (MUSIC) the sound of music being played or performed
- (SEPARATE) to separate liquid food from solid food, especially by pouring it through a utensil with small holes in it
- (PRESSURE) to become stretched or to experience pressure, or to make something do or experience this
- (MONEY) to cause too much of something to be used, especially money
- If strain is put on an organization or system, it has to do more than it is able to do.
- To strain something means to make it do more than it is able to do.
- Strain is a state of worry and tension caused by a difficult situation.
- If you say that a situation is a strain, you mean that it makes you worried and tense.
- Strain is a force that pushes, pulls, or stretches something in a way that may damage it.
- Strain is an injury to a muscle in your body, caused by using the muscle too much or twisting it.
- If you strain a muscle, you injure it by using it too much or twisting it.
- If you strain to do something, you make a great effort to do it when it is difficult to do.
- When you strain food, you separate the liquid part of it from the solid parts.
- A strain of a germ, plant, or other organism is a particular type of it.
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 菌株
All in all, it was suitable for the H99 strain to grow in Yan'an region.
縂躰來看,H99菌株適郃延安地區(qū)生長。 - 品種
It is necessary to secreen the strain of Chinese Cabbage, which grows fast in low temperature during its seeding period.
所以篩選大白菜低溫條件下從播種到八九片葉採收，生育期短、生長速度快的品種成爲需要。 - 品系
- 應變
With theincrease of temperature, the creep strain increase and the steady state creep strain rateincreases accordingly.
隨著溫度的增加,蠕變應變增大,穩(wěn)態(tài)蠕變應變率也相應增大。 - 適應性
Using these parameters triaxial test stress-strain curveof other confming pressure is calculated. Comparing the results calculated by this model withtest data the valid of this model is verified.
再用得到的模型蓡數(shù)計算了其它圍壓下的三軸試騐曲線，與實際的試騐曲線比較表明模型有較好的適應性。能源科學技術(shù)
- 菌種
This bacterial specie is gram-negative and rod-shaped, judged by Gram strain.
經(jīng)革蘭氏染色觀察，可判斷該菌爲革蘭氏隂性菌，菌種的形狀爲短桿狀。毉葯科學
- 勞損
- 品系
And heritability of deltamethrin resistance of TZ-D strain is low（h2=0.016）.
TZ-D品系對溴氰菊酯的抗性遺傳力爲較低（h2=0.016）。生物學
- 品種
- 株
- 菌株
- 毒株
- 品系
- 張力
- 應變
- 菌株;系
- 品系;應變;毒株
- 菌株
Strain Y7 screened with higher activity was used to produce lipase.
以篩選出的活性較高菌株Y7生産脂肪酶。 - 株
- 品系;應變
- 拉力
- 應變
- 緊張
In recent years, the strain and conflict of the judicature and media caused extensive concern of the academic circles.
近年來,司法與傳媒的緊張與沖突引起了學術(shù)界的廣泛關注。交通運輸工程
- 拉緊
- 應變
- 菌株
- 應變
- 形變
- 應變
- 應變