网站首页 词典首页
In has been verified by tracer test that there are channels in some reservoirs.
示踪剂试验证实了地层大孔道的存在.
互联网
英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。