This is the number one high resolution, most precise spectrograph on this planet, called HARPS, which is actually used to detect extrasolar planets and sound waves in the atmospheres of stars.

• 这是一个有最高解析度，世上最精确的光谱仪，叫做HARPS。这实际上是用于探测太阳系外行星，和恒星大气中的声波。