1. 'iridium'是拉丁语，意为“彩虹色的”，在化学元素中表示为Ir，是一种贵重的铂系金属。
2. 'iridium'是一种具有高密度、高硬度和抗腐蚀性的金属元素，广泛用于制造高档珠宝、奢侈品和高品质音响设备。
例句：
1. Iridium是一种稀有金属，它的价值比黄金和白银高出许多。(中文翻译：Iridium is a rare metal, and its value is much higher than that of gold and silver.)
2. Iridium在化学工业中有广泛应用，常用于催化剂、电极材料和镀层等领域。(中文翻译：Iridium has a wide range of applications in the chemical industry, including catalysts, electrode materials, and coatings.)
3. Iridium的高硬度和防腐性使其成为一种理想的材料用于制造手表和珠宝。(中文翻译：The high hardness and corrosion resistance of iridium make it an ideal material for making watches and jewelry.)
4. 在音响设备领域，Iridium被广泛用于制造高品质的音箱，以提供更清晰、更准确的声音。(中文翻译：In the field of audio equipment, iridium is widely used to manufacture high-quality speakers, providing clearer and more accurate sound.)
5. 太阳系行星核心被认为主要由铁和Iridium组成，这为研究地球和其他行星的形成提供了重要线索。(中文翻译：The core of the solar system's planets is believed to be mainly composed of iron and iridium, providing important clues for studying the formation of Earth and other planets.)
6. Iridium还被用于制造高温合金和超导材料，这些材料在航空航天、核能和医疗领域有着广泛的应用。(中文翻译：Iridium is also used to manufacture high-temperature alloys and superconducting materials, which have a wide range of applications in aerospace, nuclear energy, and medical fields.)
7. Iridium是一个非常罕见的元素，只占地球外壳中的0.001ppm，因此价格非常昂贵。(中文翻译：Iridium is an extremely rare element, accounting for only 0.001ppm of the earth's crust, making it very expensive.)
8. 在电子工业中，Iridium被广泛用于制造薄膜电阻器、电极和触控屏等高性能元件。(中文翻译：In the electronics industry, iridium is widely used to manufacture high-performance components such as thin-film resistors, electrodes, and touch screens.)
9. Iridium也是一种用于制造半导体器件的材料，具有高导电性、高稳定性和低电阻等优良性能。(中文翻译：Iridium is also a material used to manufacture semiconductor devices, with excellent properties such as high conductivity, stability, and low resistance.)
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