?保管
...保管 推介 代理收付 [gap=8486]nd trust company, cooperation in financial management of bank and trust company, safekeeping, recommendation, agent for receipt and payment ..
保存
维护，保护
secure??/??preserve??/??assert
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。