bifocals怎么读，bifocals的音标和真人发音
英音
[ˌbaɪˈfəʊklz]
美音 [ˌbaɪˈfoʊklz]
音节划分：bi-focals
bifocals是什么意思，bifocals的意思是
n.双重焦点透镜，双光眼镜( bifocal的名词复数 )
所属分类:
TEM8
bifocals的词源和记忆技巧
bifocals 双光眼睛
前缀bi-, 二。词根foc, 焦点，见focus.
bifocals 的用法和双语例句“点击”或“选中”例句中的单词，就可以看到词义解释
- I know . And bifocals weren 't invented until the mid-1700s .
- 我知道，而且双焦镜片是在1700年中才发明出来的。
- She had plastic bifocals hanging on a chain over her heavy chest .
- 她沉重的胸前面挂着一架塑料的双光眼镜。
- Nowadays , this type of glasses is known as bifocals .
- 现如今，这种眼镜被称为双光眼镜。
- Nowadays , these glasses are known as bifocals .
- 如今，这些眼镜被称作双光眼镜。
- Once the trufocal lenses are adjusted , the entire field of vision is in focus , unlike bifocals and progressive lenses , which keep only a limited area in sharp focus .
- 一旦调节好trufocal镜片，整个视野就对准焦点了，这与只在有限区域进行锐聚焦的双光眼镜和渐进镜片有所不同。
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