black agate
常见例句
- The watch-head is inlaid with natural black agate.
表冠镶嵌天然黑玛瑙； - Onyx: from the color is white, grey, red, green, yellow, blue, green, sheep, chicken liver, bravery, black agate etc.
玛瑙：从色彩上分有：白、灰、红、兰、绿、黄、羊肝、胆青、鸡血、 黑玛瑙等。
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