ray
/reɪ/
n.
标准词条
CET-4
一句话记住
光线;一线(希望等);射线
释义与例句
n.
光线;一线(希望等)
a narrow line of light, or a small amount of something hopeful
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A ray of sunlight came through the curtain.
一缕阳光透过窗帘照进来。
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The news gave her a ray of hope.
这个消息给了她一线希望。
展开其余 1 条例句
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Dust danced in the rays of the setting sun.
尘埃在夕阳的光线中飞舞。
n.
射线
a narrow beam of energy, such as X-rays, used in medicine or science
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The dentist took an X-ray of my back teeth.
牙医给我的后牙拍了X光片。
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Doctors use gamma rays to treat certain tumours.
医生用伽马射线治疗某些肿瘤。
展开其余 1 条例句
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The laboratory shields its staff from harmful rays.
实验室保护员工免受有害射线的伤害。
词源与构词
记忆钩子
ray 可数,一条光线说 a ray of light;表示“一线希望”用 a ray of hope。
词族与关联词
词族(同一词根派生出的不同词性或形式)
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X-ray X光;X射线可作名词或动词,如 take an X-ray、X-ray the chest。
同义词
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beam 光束;光线ray 常指从光源发出的一条细光线;beam 指较宽、较集中的光束。误用:*a beam of sunlight through the curtain 强调细线时用 ray 更贴切。A beam of light swept across the sky. 一束光扫过天空。
常见搭配
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a ray of light 一束光线A single ray of light fell across the floor. 一束光线落在地板上。
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a ray of sunshine 一缕阳光;一丝温暖Her visit was a ray of sunshine in his dull week. 她的来访为他沉闷的一周带来了一丝亮色。
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X-ray X光;X射线The X-ray showed no broken bones. X光片显示没有骨折。