他們示威反對政府的核政策。
The workers marched through the streets with flags and banners to demonstrate against the rising cost of living.

工人們在街上游行,手執旗幟示威抗議生活費用的高漲。

他們游行示威要求減稅。
The miners demonstrated for better working conditions.

礦工們為了爭取改善工作條件而游行示威。

讓我把這臺機器的工作情況給你演示一下。
They demonstrated the new invention to us.

他們向我們演示了他們的新發明。 demonstrate to sb wh-clause
Let me demonstrate to you how this machine works.

我給你演示一下這臺機器的運轉情況。 demonstrate to sb that/wh-clause
I hope this demonstrates to you how I feel.

我希望這能向你表明我的感受。
How can I demonstrate to you that my story is true?

我怎樣才能向你證明我的話是真實的呢? demonstrate sth to sb
I hope this message demonstrates my feelings to the students.

我希望這個祝詞能表達出我對學生們的感情。