isometric

adj 1 having equal dimensions and measurements 有相等的量度的;等量的. 2 (in physiology) (of muscle action) contractingand developing tension while the muscle is prevented from shortening （生理学上）（指肌肉运动）提高肌张力而肌肉不缩短的. 3 (of a drawing, etc) without perspective, so that lines along the three axes are of equal length （指图样等）等长的, 等角的, 等距的.

Isaac Newton, ISBN, ISD, isinglass, Islam, Islamic, island, islander, isle, islet, ism, isn't, ISO, isobar, isolate, isolated, isolation, isolation hospital, isolation ward, isolationism, isolationist, isomorph, isomorphic, isosceles, isotherm, isotope, issue, issue from, isthmus, it, It goes without saying that, it happens that, it is likely that, it is no use doing..., it is time to do, it never entered one's mind, it seems that, it'd, it'll, it's, it's up to sb. (to do),