Word · Frequency #26829
palladium
钯
a silver-white metallic element of the platinum group, similar to platinum, found in some copper and nickel ores, resistant to tarnishing at ordinary temperatures, and used (alloyed with gold) in jewelry
- 1.
A safeguard.
一种保障。
- 2.
A chemical element (symbol Pd) with an atomic number of 46: a rare, lustrous silvery-white metal.
原子序数为46的化学元素(符号Pd),一种稀有、有光泽的银白色金属。
- 3.
A single atom of this element.
该元素的一个原子。
一种保障。;原子序数为46的化学元素(符号Pd),一种稀有、有光泽的银白色金属。;该元素的一个原子。;钯;[化] 钯Pd
In use
Palladium is a metal that does not tarnish at ordinary temperatures.
Some scientists are studying palladium as a catalyst for cleaner energy.
Her necklace contains palladium, so it is both light and strong.
palladium is a [noun]
palladium 作物质名词通常不可数;指某一类别或实例时可用 a。
Palladium is a silver-white metallic element.
钯是一种银白色的金属元素。
palladium is used in [noun]
描述用途时常用被动语态 be used in。
Palladium is used in jewelry because it does not tarnish.
钯因不会失去光泽而被用于珠宝制作。
an alloy of palladium and [metal]
表示“钯与……的合金”时,用介词 of 引出钯,用 and 连接另一种金属。
Connections
Collocations
- palladium catalyst
- 钯催化剂
- Palladium catalysts are widely used in organic synthesis.钯催化剂广泛用于有机合成。
- palladium alloy
- 钯合金
- The jewelry is made of a palladium alloy.这件首饰是钯合金制成的。
- palladium price
- 钯金价格
- The palladium price has risen sharply this year.今年钯金价格大幅上涨。
- palladium plating
- 镀钯
- The connector has palladium plating to prevent corrosion.这个连接器镀了钯以防腐蚀。
- palladium ring
- 钯金戒指
- She chose a palladium ring for her wedding.她选了一枚钯金戒指作为婚戒。
- palladium ore
Learner notes
Memory Tip
palladium 以 pall- 开头,像 palace——想一座白茫茫的宫殿,里面的银白贵金属就是钯。
Context & Register
语域:formal 常见场景:chemistry、metallurgy、jewelry 该词为化学元素名称,比较常见于化学、材料科学及工业等专业语境;日常口语中很少直接使用,通常按学科或行业术语来理解。
Pronunciation & Spelling
stadium 与 palladium 押韵(重读元音 /eɪ/ 及后面的 /diəm/ 相同)。sodium、medium、tedium 都以 -dium 结尾,但重读元音不同(/oʊ/, /iː/, /iː/),不押韵。uranium 的重读元音也是 /eɪ/,但后面是 /niəm/ 而非 /diəm/,注意区分。Palladian 与 palladium 拼写、读音极为相似,仅末尾 /n/ 与 /m/ 不同,需特别留意。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.