单词 | heliograph |
释义 | he·li·o·graph ![]() n. 1. A device for transmitting messages by reflecting sunlight. 2. A device capable of imaging the surface and outer regions of the sun. v. he·li·o·graphed, he·li·o·graph·ing, he·li·o·graphs v.tr. To send (a message) by heliograph. v.intr. To send a heliograph. he′li·ogra·pher (-ŏgrə-fər) n. he′li·o·graphic adj. he′li·ogra·phy (-ŏgrə-fē) n. |
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