英语词汇certificates available on request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	certificates available on request
释义	certificates pl — 证书 n • 证明书 pl on request adv — 应要 adv request v — 要求 v • 请 v • 申请 v • 索要 v • 搬请 v request n — 要求 n • 请求 n available — 可用 adj • 现有 adj • 可找到 adj • 可获得 adj • 可选 • 可得到 • 可用性 adj • 有空 adj • 资用 • 可购得 adj • 齐备 on prep — 关于 prep
随便看	is buying is buzzing is buzzing with is by is by all means is by all means is by and among is by and large is by applying is by default is by design is by far is by far leading is by far more is by far not a is by far not a is by far the biggest is by far the biggest is by far the most common is by invitation only is by its nature is by its nature is by mass is by means is by my side

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。

certificates pl —