ទំនិញ / សេវាកម្ម Humanitarian Engineers Without Borders ៥.០ 5.0 out of 5 stars (based on 1 review) ល្អបំផុត១០០%ល្អណាស់0%មធ្យម0%ក្រ0%គួរឱ្យខ្លាចណាស់0% ដោយត្រាំ22/02/2023 The term Engineers Without Borders (EWB; French: Ingénieurs sans frontières, ISF) is used by a អានបន្ថែម