英语词汇has proven useful怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	has proven useful
释义	proven adj — 经过验证的 adj • 证实的 adj useful adj — 有用 adj • 有益 adj • 有用的 adj • 好用 adj • 管用 adj • 顶事 adj have v — 有 v • 所有 v • 具有 v • 自有 v • 设有 v • 具备 v • 抱有 v • 占有 v prove v — 证明 v • 证实 v • 证明是 v • 原来是 v • 显示 v • 结果是 v prove — 证 • 着 • 说明 • 确证
随便看	one-time charges one-time configuration one-time connection one-time costs one-time credit one-time development one-time donation one time effect one-time effort one-time entry one time event one time exercise one-time expenditure one-time expenses one time extension one-time gain one-time gift one-time grant one time impact one-time implementation one-time import one time increase one time integration one-time investment one-time items

英汉双解词典包含2273206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。

proven adj —