英语词汇23. optional protocol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	23. optional protocol
释义	Optional Protocol noun— 议定书 n () See also: optional — 任择 adj • 可选的 adj • 选配 adj • 选购 adj • 自选 protocol n — 协定 n • 规程 n • 礼宾 n option n — 方案 n • 选择 n • 可选择的事物 n • 选择权 n • 选修课 n • 购买权 n option — 选择 • 期权
随便看	is partly about is partly a consequence is partly a function of is partly due to is partly due to the fact that is partly missing is partly part is partly through is partly to blame is partnered with is partner for is partnering is partner with is part of doing business is part of the action is part time is party to a treaty is party to the Agreement is passaged is passed is passed along. is passed around is passed back is passed between is passed into law

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Optional Protocol noun—