Understand spoken Thai

subway; underground

รถไฟใต้ดิน
Subway; underground. The Thai for "subway; underground" is "รถไฟใต้ดิน".

Acknowledgements

Image source
https://pixabay.com/th/%E0%B8%AA%E0%B8%96%E0%B8%B2%E0%B8%99%E0%B8%B5%E0%B8%A3%E0%B8%96%E0%B9%84%E0%B8%9F%E0%B9%83%E0%B8%95%E0%B9%89%E0%B8%94%E0%B8%B4%E0%B8%99-%E0%B9%83%E0%B8%95%E0%B9%89%E0%B8%94%E0%B8%B4%E0%B8%99-%E0%B8%AA%E0%B8%96%E0%B8%B2%E0%B8%99%E0%B8%B5-2942353/