What do professors and academics sitting in their ivory towers know about the real world?

那些坐在牙塔里教授和学者对真实世界又知道多少？

The museum has a fine collection of medieval ivories.

该博馆收藏着批精美中世纪牙制品。

He sports an ivory-handled cane these days.

这些天来, 他直在炫耀牙柄手杖。

Show white, duramen is small the ivory scene that shows pink or grey yellow.

呈白色，木心为微显粉红牙色或灰黄色。

The ivory gull often follows polar bears to feed on the remains of seal kills.

牙海鸥常跟在北极熊后面吃剩下海豹尸体。

Butt cap: Ivorine and that Yin-yang is an inlay.

后臂大轮﹕由类似牙和代表阴阳真实镶嵌组成。

This isn't article.It should be a knight sword in 19 century in America,eburnean haddle,please refer the post of Wudao.

这可不是工艺品呀，应19世纪末美国圣殿士骑士剑，牙柄，可参考无刀斋主贴子。

Just because I’m a writer, it doesn’t mean I live in an ivory tower. I have to earn a living like anyone else.

我是个作家，但这并不意味着我生活在牙塔里。我要像其他人样谋生，养活自己。