遥控道岔 · 图解英语单词 · 13 个单词

遥控道岔场景图解英语单词:13个高频词汇(closure rail, point wire, power switch machine, pull rod, switch point, switch rod…)带图标签、真人发音、中英对照,附免费可打印 A4 PDF,点图即可学单词。

Remote-controlled switch annotated picture vocabulary with labeled objects

本图点读词汇(13)

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