He opens a tub and, using a long-handled hook, picks up a classic black and brown diamond-patterned rattler.
他打开箱盖,用一只长柄钩,拿起一个有黑色和棕色经典钻石图案的菱斑响尾蛇。
The tentative experiments of brown diamond samples under HTHP treatment are developed by using the synthetic equipment.
该处理方法的对象主要有天然钻石、高温高压合成钻石以及化学气相沉淀法合成钻石。
The diamond was finally donated, via US mail in a brown paper sack, to the Smithsonian.
这块钻石最终被放进一个棕色的纸袋中邮寄捐赠给史密森学会。
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