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单词
ac21
释义
AC21
Acronym
Definition
AC21
➣
American Competitiveness in the Twenty-First Century Act
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on the threshold of
on the threshold of (something)
on the threshold of something
on the throne
on the tiles
on the tip of my tongue
on the tip of (one's) tongue
on the tip of one's tongue
on the tip of tongue
on the tip of your tongue
on the toss of a coin
on the toss of the coin
on the town
on the track
on the track of
on the track of doing
on the track of seeking
on the track of someone
on the track of someone or something
on the trail
on the trail of
on the trail of (someone or something)
on the trot
on the turn
on the understanding that...
英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。
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更新时间：2026/10/15 18:29:50