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2018-10-14 19:02
Question ដូចម្តេចដែលហៅថាការបំពុលអាកាស ?
2018-10-14 19:00
2018-10-14 18:57
Question ចូររៀបរាប់ពីផលប៉ះពាល់នៃសំណល់រឹង ។
2018-10-14 18:51
Question តើសំណល់រឹងមានប្រភពមកពីកន្លែងណាខ្លះ ?
2018-10-14 18:48
Question ចូរឲ្យនិយមន័យសំណល់រឹង ។
2018-10-14 18:46
2018-10-14 18:45
2018-10-14 18:36
2018-10-14 18:34
2018-10-14 18:23
Question តើរ៉ែនិងផូស៊ីលឥន្ទនៈជាអ្វី ?
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