| 单词 | seamark |
| 释义 | seamark [`sē´märk] NAVIGATION An object designed as an aid to navigation and located with the express purpose of being visible from a distance to seaward; it is often erected in shoal water rather than on land. |
| 随便看 |
|
科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。