?普通吊货杆
... 吊货起重架 cargo derrick 吊货索网 web sling 普通吊货杆 ordinary derrick ...
As many as 20% of spinal fusions are for ordinary low back pain and may not be supported by good evidence, says Derrick Sung, an analyst at Sanford C.
FORBES: Neurosurgery
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。