?成本变动保险
成本变动保险
And, to some degree, this cost escalation has been fueled in part by third-party payers: insurance companies for healthcare, and easy government loans for higher ed.
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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。