铱 (yī) — iridium
定義
noun
iridium
例文
- 铱。Zhè zhǒng jīn shǔ hán yǒu yī yuán sù.This metal contains the element iridium.
- 铱。yī Shì yì zhǒng fēi cháng xī yǒu de guì jīn shǔ.Iridium is a very rare precious metal.
- 铱。Kē xué jiā yòng yī zhì zào le nài gāo wēn de hé jīn.Scientists used iridium to make a high-temperature resistant alloy.
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