coelostat

ریشه

From the Greek words 'koilos' meaning 'hollow' and 'statos' meaning 'standing'.

مثال

• The coelostat allowed astronomers to observe the stars without the need for constant adjustment.
• The telescope was equipped with a coelostat to keep the image steady.
• The coelostat's mirror reflected the light from the sun onto the telescope.

ترکیب‌های رایج

The coelostat's mirror reflects light The coelostat keeps the image steady Adjust the coelostat's mechanism