托福单词iridium什么意思iridium词组短语_例句_同义词

iridium意思

n.铱

iridium词组短语

iridium anomaly:铱异常

iridium oxide:氧化铱

Iridium System:铱系统；铱计划

platinum-iridium needle:铂铱针

iridium同义词

n.metallic element,metal

iridium例句

1.Platinum,iridium and the rest are expensive precisely because they are rare.

正因为稀有，铂、铱等矿物才价格不菲。

2.Iridium...What do they need the iridium for?-It's a stabilising agent.

铱...他们要铱干什么？-用来做稳定剂。

3.Iridium...What do they need the iridium for?It’s a stabilising agent.

铱……他们需要铱为了什么？那是一种稳定剂。