รถไฟด่วน Learn Unstarted Literal Breakdown Recording English Thai Learn train รถไฟ Learn express ด่วน Summary The Thai translation for “express train” is รถไฟด่วน. The Thai, รถไฟด่วน, can be broken down into 2 parts:"train" (รถไฟ) and "express" (ด่วน). Practice Lesson "express train" Practice (1) Lesson Learn Lesson words train etc. View all lesson words Lesson phrases This lesson has no phrases. Themed Courses Miscellaneous 149 Part of Speech Courses Adjectives 39