YOU SAID:

The second stage of sleep lasts about 20 minutes.

INTO JAPANESE

睡眠第 2 段階は、約 20 分間続きます。

BACK INTO ENGLISH

Sleep stage 2 lasts for about 20 minutes.

INTO JAPANESE

睡眠段階 2 は、約 20 分間続きます。

BACK INTO ENGLISH

Stage 2 sleep lasts for about 20 minutes.

INTO JAPANESE

睡眠段階 2 は、約 20 分間続きます。

BACK INTO ENGLISH

Stage 2 sleep lasts for about 20 minutes.