这个雕刻品是用象牙制成的。
This carving is made of ___ivory.
这架古董钢琴的象牙琴键依然洁白如新。
The antique piano still has its pristine white ___ivory keys.
她选择了一件象牙色的婚纱,看起来非常优雅。
She chose an ___ivory wedding dress which looked very elegant.