early 15c., "wringing pain in the bowels," from Old French torsion "colic" (early 14c.), from Late Latin torsionem (nominative torsio) "a wringing or gripping," from Latin tortionem (nominative tortio) "torture, torment," noun of action from past participle stem of torquere "to twist, distort, torture" (see torque (n.)). Meaning "act or effect of twisting as by opposing forces" is first recorded 1540s.
实用例句
1. A portable torsion balance is used for weighing.
用一台轻便的弹簧秤称重.
来自辞典例句
2. He used a very sensitive torsion balance.
他利用了一架非常灵敏的扭力天平.
来自辞典例句
3. Sometimes, however, the ability of bars to deform appreciably in torsion is put to good use.
但是, 有时要利用杆件在扭转时具有可观变形的能力.
来自辞典例句
4. The plane problems and the torsion problem are standard fare in solution oriented books on elasticity.
平面问题和扭转问题是弹性问题解法书中的标准内容.
来自辞典例句
5. The discovery well was drilled in 1927 on the basis of magnetic and torsion - balance surveys.