gem·stone 
(jĕmstōn′)
(jĕmstōn′)n.
A precious or semiprecious stone that may be used as a jewel when cut and polished.
| 单词 | gemstone |
| 释义 | gem·stone (jĕmstōn′)n. A precious or semiprecious stone that may be used as a jewel when cut and polished. |
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