ميكروثانية ضوئية (ما يقطعه الضوء في جزء من مليون من الثانية (299.8 مترا))
-
ميكروثانية ضوئية
You can suggest improvements to this PONS entry here:
How can I copy translations to the vocabulary trainer?
Please note that the vocabulary items in this list are only available in this browser. Once you have copied them to the vocabulary trainer, they are available from everywhere.