I want to express my true feelings.
我想表達我的真實感受。
They want to express thanks to some filmmakers.
他們想向一些制片人表示感謝。
I want to express my thanks to you for coming again!
我想對您再次光臨表示感謝！
I want to express my admiration for you because you never give up in the face of difficulties.
我想要向你表達我對你的欽佩之情，因為你在困難面前從不放棄。