the tarnish on sth
on 后接出现变色层的物体或表面。
The tarnish on the silverware was hard to remove.
银器上的变色层很难去除。
氧化或变色,尤其是暴露在空气中的装饰金属;失泽;失泽膜;污点
the dulling or discoloration of a metal, especially a decorative metal exposed to air
氧化或变色,尤其是暴露在空气中的装饰金属
Oxidation or discoloration, especially of a decorative metal exposed to air.
A gentle polish removed the tarnish from the old brass candlestick.
轻轻擦拭去除了旧铜烛台上的锈斑。
用法提示:tarnish为名词,指金属表面的氧化变色。
The tarnish on the silver teapot disappeared after I cleaned it.
我擦洗之后,银茶壶上的锈迹消失了。
用法提示:此处tarnish为不可数名词,指银器表面的暗色污层。
Storing jewelry in a sealed bag helps prevent tarnish.
把首饰存放在密封袋中有助于防止变色。
用法提示:tarnish作名词,表示金属失去光泽的现象。
on 后接出现变色层的物体或表面。
The tarnish on the silverware was hard to remove.
银器上的变色层很难去除。
from 后接被去除变色层的物体或表面。
She used lemon juice to remove tarnish from the brass.
她用柠檬汁去除黄铜上的变色层。
form on 表示变色层在某表面形成。
Tarnish forms on silver when it is exposed to air.
银暴露在空气中会形成变色层。
grammar · medium
易错句子The old teapot has a tarnish on the lid.
正确表达The old teapot has tarnish on the lid.
tarnish 表示金属表面那层氧化变色物时是不可数名词,前面不能加不定冠词 a;直接说 has tarnish on the lid 即可,若要强调一层可用 a layer of tarnish。
grammar · medium
易错句子You can see the tarnish of the silver frame.
正确表达You can see the tarnish on the silver frame.
表示“某物表面的氧化层”时,英语用介词 on 引出载体,而不用 of;汉语“银相框的氧化层”里的“的”若直译成 of 就会写出不地道的 the tarnish of the silver frame,应改为 the tarnish on the silver frame。
rust 只用于铁、钢等因氧化生锈、材料本身被损耗的金属;tarnish 指银、黄铜等装饰金属表面形成的失光变色薄层,金属本身并未被锈蚀。
patina 指铜、青铜等表面经年形成、常被视为有欣赏价值的绿褐色薄层,带褒义;tarnish 强调金属失去光泽、变暗,带贬义。
corrosion 是广义的金属腐蚀,可深入内部、造成结构损坏,多用于工业或科学语境;tarnish 仅指表面的变色失光,程度轻得多。
tarnish + -ed
tarnish + -ing
un- + tarnish + -ed
tarnish + resistant
tarnish + remover
tarnish + free
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