| limestone | |
| 级别 | 第8级 |
| 音标 | [ ˈlaɪmstəʊn ] |
| 解释 | n.石灰石 |
| 英英释义 | a white or light grey rock which is used as a building material and in the making of cement |
| 发音 |  |
| 例句 |
1. Limestone is often used in building construction. 石灰岩常用于建筑。 2. Cement is made from limestone. 水泥是由石灰石制成的。 |
