YOU SAID:

I'm always sad and I'm lonely.

INTO JAPANESE

私はいつも悲しく、私は孤独です。

BACK INTO ENGLISH

I am always sad, I'm lonely.

INTO JAPANESE

私は常に悲しい、寂しい。

BACK INTO ENGLISH

I am always sad and lonely.

INTO JAPANESE

私はいつも悲しくて孤独です。

BACK INTO ENGLISH

I am always sad and lonely.