辅助供暖设备 · 图解英语单词 · 4 个单词

辅助供暖设备场景图解英语单词:4个高频词汇(oil-filled heater, fan heater, radiant heater, auxiliary heating…)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。

Auxiliary heating annotated picture vocabulary with labeled objects

本图点读词汇(4)

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