自分の考えを日本語で表現するのは難しい。
Jibun no kangae o nihongo de hyougen suru no wa muzukashii.
It is difficult to express my thoughts in Japanese.
彼は言葉だけでなく、態度でも感謝を表現した。
Kare wa kotoba dakedenaku, taido de mo kansha o hyougen shita.
He expressed his gratitude not only with words but also with his attitude.