石英 (shí yīng) — 石英(鉱物)
定義
noun
石英(鉱物)
例文
- 石英。Zhè kuài shí yīng shǒu biǎo zǒu dé hěn zhǔn.This quartz watch keeps very accurate time.
- 石英。shí yīng Shì yì zhǒng hěn cháng jiàn de kuàng wù.Quartz is a very common mineral.
- 石英。Shí yàn shì yòng shí yīng lái zhì zuò jīng mì yí qì.Laboratories use quartz to make precision instruments.
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