单词 | twin-law |
释义 | > as lemmastwin-law twin-law n. Crystallography the law or principle of twinning of a twin crystal. ΚΠ 1895 N. Story-Maskelyne Crystallogr. vi. §162 The twin-law..appears to permit of considerable divergence from precision in the relative orientation of the crystals subject to it. 1895 N. Story-Maskelyne Crystallogr. vii. §281 The twin-laws governing the union of rhombohedral crystals. 1912 Return Brit. Museum 196 Quartz, group of twinned crystals (Japanese twin-law) from New Mexico. < as lemmas |
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