He failed to put across his feelings when they went out together.

他們談戀愛的時候，他不善於表達他的情感。

A good commercial puts across the attractive features of a product.

好廣告能突顯產品吸引人的特徵。

It was not easy to put the idea across to the public at that time.

在當時要使公眾接受這種思想並非易事。