| 单词 | grating |
| 释义 | grating 1. adj. 1. sounding harsh or discordant (a grating laugh). 2. having an irritating effect. Derivatives gratingly adv. 2. n. 1. a framework of parallel or crossed metal bars. 2. Optics a set of parallel wires, lines ruled on glass, etc., for producing spectra by diffraction. |
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