strain

复数：strains过去式：strained过去分词：strained现在分词：straining第三人称单数：strains

1. vt. & vi. 拉紧 stretch tightly by pulling
2. vt. & vi. 尽量利用; 尽全力 make the greatest use of; exert one's powers
3. vt. & vi. 过滤 pass liquid through a loth or a network of fine wire

• strain one's ears竖起耳朵听
• strain every nerve竭尽全力
• strain excessively过分地拉紧
• strain feebly无力地拉紧
• strain furiously疯狂拉紧
• strain readily容易过滤
• strain off滤去
• strain off the water滤去…中的水
• strain out coffee grounds滤出咖啡渣

• strain after全力追求,拼命想得到
• strain after an effect为求效果而矫揉造作
• strain after originality力求不落俗套
• strain against the rope使劲拉绳子
• strain at用力,奋力,努力
• strain at accepting an unpleasant fact极不愿接受一个不愉快的事实
• strain at the leather使劲拉皮带
• strain at the oar使劲划桨
• strain under a heavy burden在重压之下苦撑苦度

strain rate应变速率；应变率；变形速度

strain energy应变能

strain at something ◎使劲拉某物；使劲做某事；努力争取 , ◎对某事觉得难以接受，对某事顾虑重重

plane strain平面应变；平面变形

strain distribution应变分布

plastic strain塑性应变

strain gauge应变仪；[机]变形测量器

strain field应变场

shear strain剪切应变

strain hardening机械（加工，应变）硬化

strain at紧拖；难以接受

axial strain轴向应变

strain gage应变计；电阻丝应变仪

tensile strain拉伸应变；抗拉应变

muscle strain肌肉拉伤；肌肉劳损

strain test应变试验；品种试验

bacterial strain菌株

strain amplitude应变幅度

small strain微小应变

without strain毫不费力地，自然地

1. The rope finally broke under the strain.
   绷紧的绳子终于断了。
2. The tugs took up the strain and the ocean liner edged away from the quayside.
   拖船开始拉紧了，远洋客轮徐徐离开了码头。
3. All her senses were on the strain when the test was going on.
   测试时，她所有的感官都处于紧张状态。
4. A sudden and severe strain was placed upon us by the cutting off of these supplies.
   由于供给突然被切断，我们感到了沉重的压力。
5. The Germany strain in him makes him like philosophy.
   他的德意志民族的血统使得他喜欢研究哲学。
6. He created a new strain of sheep.
   他培育出一个新的绵羊品种。
7. Any flu epidemic is worrisome, especially when a new strain of flu bug is involved.
   任何流感大流行都令人不安，特别是当一种新型毒株介入的时候。

1. Too heavy a load will strain the rope to its breaking point.
   负载过重会把绳子拉紧到崩断的地步。
2. A warm-up is important before a run so as not to strain any muscles.
   为了避免拉伤肌肉,跑步前做做准备活动很重要。