ivory bones 基本解释
网络 象牙骨
重点词汇
ivory bones 双语例句
- 1、
The ivory and animal bones that were found will sere as important materials for the study of local geography, climate and the environment.
这些被发现的象牙和动物骨骼可用作重要的材料来研究古时候当地的地理,气候和自然环境。

