Camera glasses 装有摄像头的眼镜
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文字稿：
They might not win any awards for style, but these prototype glasses are helping partially sighted people to see.
They project enhanced images onto lenses, giving wearers a clearer sense of surroundings.
Users say they feel more independent. Some see their guide dogs for the first time.
They were developed by researchers from Oxford University, who say the bulky headsets will eventually be the same size as a pair of specs.
Vocabulary 词汇:
prototype 样机，雏形
partially sighted 弱视的
enhanced 增强的，提高的
bulky 笨重的
specs 眼镜
