light path

基本解释

The fix would mean introducing corrective optics into the telescope's light path - Hubble's spectacles, as they came to be known.
而纠正这一失误需要在望远镜的光路上加装校正镜片——也就是后来广为人知的“哈勃的眼睛”。
Therefore, to the big bang model different medium in the light path represents a particle in space and time, this is the life among physicists call "world line" things.
因此，异向介质大爆炸模型中光的路径代表了一个粒子处于空间和时间之中的寿命，这就是物理学家称之为“世界线”的东西。
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The capability to manipulate light propagation can be used in energy devices, optical computing devices, and beyond, wherever it is desired to have full control on the light path;
操纵光的能力可以在能源装置、光学计算设备以及其他需要控制光路的领域得到应用。

Should Congress approve, such measures could light the path back to work for many jobless Americans.
ECONOMIST: An intractable problem is getting worse
Occasionally, in our republic's history, a generation rises out of the ashes of tragedy and dismay to light our path upward.
CENTERFORSECURITYPOLICY: Search
Sixty-four years ago, a group of nations emerging from the shadow of war joined together to light a path toward lasting peace.
WHITEHOUSE: The White House