1US that has a fixed single charge which covers all costs (rare).
2That has all the expenses covered by a donor, a company or organization, etc.
Early 20th century; earliest use found in The Post-Standard.
英汉双解词典包含464360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。