二冲程发动机循环 · 图解英语单词 · 9 个单词

二冲程发动机循环场景图解英语单词:9个高频词汇(two-stroke-cycle engine cycle, combustion, crankcase, exhaust port, intake port, spark plug…)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。

Two-stroke engine cycle annotated picture vocabulary with labeled objects

本图点读词汇(9)

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