ivory是什么意思

英语单词ivory怎么造句? Ivory Tower 歌词 世界杯中 IVORY COAST IVORY GRAY是什么颜色? ivory tower歌词 ivory tower这首歌的歌词 university is not ivory tower 英语作文 Ivory tower歌词如下求翻译 Never buy anything made of ivory. people kill elephants forthe their ivory?对划线部分提问（their ivory People kill elephants (for their ivory.)括号内提问 people kill elephants for the( their ivory)?对划线提问