他给他演示如何吹奏象牙吹口乐器。
He showed him how to blow into the ivory mouthpiece.
象牙磨损的速度快于生长的速度。
Elephants wear the tusk down faster than they can grow it.
叛乱分子已经开放了从蒙罗维亚到象牙海岸的道路。
The rebels have opened the road from Monrovia to the Ivory Coast
象牙行业的从业牙雕师约有一千名。
The ivory industry employed about a thousand carvers.
每一件艺术品都是绘在象牙上的精美绝伦的.真人肖像，都是独一无二的。
Each piece is unique, an exquisite painting of a real person, done on ivory
这是个很容易激起公愤的话题。你怎么能够鼓吹贩卖象牙？
It's a very emotional issue. How can you advocate selling the ivory from