How to pronounce word in English - Learn English free online - Pioneer Tunnel - How to pronounce the english word Pioneer Tunnel in english. Start with S. Learn from me. - www.pronounceword.com

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Pioneer Tunnel. How to pronounce the english word Pioneer Tunnel.Start with S. Learn from me.

Pioneer Tunnel

英语发声

美语发声

网络释义

1、[矿业]超前小平巷

...pioneer telephone 原始的电话pioneer tunnel 超前小平巷pioneer well 导井,初探井,勘探钻孔...

短语

Pioneer Tunnel Coal Mine先锋队道煤坑

专业释义

地球科学

超前小平巷

英英释义

英汉双解大词典