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Did you eat yet?
กิน ข้าว แล้ว หรือ ยัง
Gin kâao láeo rŭe yang.
In Thai: Eat food already or still not yet?
* This expression is often used as a friendly greeting.
* "Láeo rŭe yang" literally means "already or still not yet." It is placed at the end of a sentence to form a question.

Thai Food ~ Chapter 7 ~ Learn Thai ~ TigerPressThai
Thai Language Course, 5th Edition on DVD