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| 珍珠光泽; 珍珠层 (质); 珠蚌 | |||
| 珍珠质 | |||
| 珍珠层; 珠母贝 | |||
| 珍珠母; 珠光; 闪光效应 | |||
| English thesaurus | |||
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| The usually whitish crystalline substance which the mollusc secretes around a foreign "intruder" and which forms what we know as the pearl. Layers build up over time. | |||
| nacre: 8 phrases in 2 subjects |
| Oil / petroleum | 1 |
| Textile industry | 7 |