YOU SAID:

Light travels in a vacuum at a speed of roughly 185,000 miles per second.

INTO JAPANESE

光は真空中を約185,000マイル/秒の速度で進みます。

BACK INTO ENGLISH

The light travels in vacuum at a speed of approximately 185,000 miles per second.

INTO JAPANESE

光は、毎秒約185,000マイルの速度で真空中を進みます。

BACK INTO ENGLISH

The light travels through the vacuum at a rate of approximately 185,000 miles per second.

INTO JAPANESE

光は、毎秒約185,000マイルの速度で真空を通過します。

BACK INTO ENGLISH

The light passes through the vacuum at a rate of approximately 185,000 miles per second.

INTO JAPANESE

光は毎秒約185,000マイルの速度で真空を通過します。

BACK INTO ENGLISH

The light passes through the vacuum at a rate of approximately 185,000 miles per second.