YOU SAID:
ugh. im so tired. i need to sleep.
INTO JAPANESE
うーん。私はとても疲れている。私には睡眠が必要だ。
BACK INTO ENGLISH
Hmm. I am very tired. I need sleep.
INTO JAPANESE
うーん。私はとても疲れている。睡眠が必要だ。
BACK INTO ENGLISH
Hmm. I am very tired. I need sleep.
That didn't even make that much sense in English.