| 单词 | troffer |
| 释义 | troffer in British English (ˈtrɒfə) noun an electric light fixture shaped like a shallow inverted trough, which holds in place and reflects light from a fluorescent tube or tubes troffer in American English (ˈtrɑfər; ˈtrɔfər) US noun a ceiling recess like an inverted trough with its bottom next to the ceiling: used esp. to enclose fluorescent lamps Word origin altered < trough + -er |
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