troffer
زبان مبدأ: انگلیسی
ترجمه به فارسی
- واژهنامه · Merriam-Webster Collegiate Dictionary trof·fer Pronunciation: ' trä-fər, ' tro ̇ - Function: noun Etymology: blend of trough and coffer Date: 1942 : an inverted trough serving as a support and reflector usually for a fluorescent lighting unit]]>