钻石

这种前沿探索为进一步深化现代钻石研究提供了宝贵的第一手资料。

zhè zhǒng qián yán tàn suǒ wèi jìn yí bù shēn huà xiàn dài zuàn shí yán jiū tí gōng le bǎo guì de dì yī shǒu zī liào.

This cutting-edge expedition provides valuable first-hand data to further deepen modern diamond research.

这枚款式经典的订婚戒指正中央镶嵌着一颗璀璨夺目的钻石。

zhè méi kuǎn shì jīng diǎn de dìng hūn jiè zhǐ zhèng zhōng yāng xiāng qiàn zhe yī kē cuǐ càn duó mù dì zuàn shí.

This classic engagement ring features a dazzling diamond in the center.