(Physics)above a critical threshold, in particular (物理)在临界以上的,超临界的,尤指 ■(in nuclear physics) containing or involving more than the critical mass (核物理中)超临界质量的 ■(of a flow of fluid) faster than the speed at which waves travel in the fluid (流体流动)超临界速度的 ■denoting an aerofoil or aircraft wing designed to tolerate shock-wave formation at transonic speeds 超临界机翼的 ■of, relating to, or denoting a fluid at a temperature and pressure greater than its critical temperature and pressure (流体)超临界温度(或压力)的