So, one example of inertial confinement is where lasers, very high-powered lasers, are used to heat a very small amount of hydrogen for nanoseconds, that is billionths of a second.

因此，惯性限制的一个例子是激光，非常高功率的激光，用于在纳秒内加热非常少量的氢，即十亿分之一秒。