boart

英式发音 ['bəʊt] 美式发音 ['bəʊt]

一般意思:

n.=bort

完整意思:

1. 钻石的下部产状,组织混杂, 常见于岩心。2. 刺入矿物中、弯曲而没有渐近准线的钻井钻头。

词性:

名词

造句:

1. Theboartis a lower quality diamond compared to gem-quality diamonds.
(与宝石级钻石相比,下部产状的钻石质量较低。)

2. The drilling bit is designed to handle tough rock formations, includingboart.
(钻井钻头的设计可以处理坚硬的岩石,包括下部产状。)

上一个:bobstay

下一个:bloodbath

相关单词:

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