能源科学技术
砂裙
As we set off south down the coast on our last morning, we followed a bear's plodding tracks through the apron of black sand for 3 miles.
FORBES: Paradise Lost
英汉双解词典包含3185865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。