他給他演示如何吹奏象牙吹口樂器。

　　He showed him how to blow into the ivory mouthpiece.

　　象牙磨損的速度快于生長的速度。

　　Elephants wear the tusk down faster than they can grow it.

　　叛亂分子已經(jīng)開放了從蒙羅維亞到象牙海岸的道路。

　　The rebels have opened the road from Monrovia to the Ivory Coast

　　象牙行業(yè)的從業(yè)牙雕師約有一千名。

　　The ivory industry employed about a thousand carvers.

　　每一件藝術(shù)品都是繪在象牙上的精美絕倫的真人肖像，都是獨(dú)一無二的。

　　Each piece is unique, an exquisite painting of a real person, done on ivory

　　這是個(gè)很容易激起公憤的話題。你怎么能夠鼓吹販賣象牙？

　　It's a very emotional issue. How can you advocate selling the ivory from