This fungus can just be detected by the unaided eye.这种真菌只用肉眼就能检查出.Gross crystalline imperfections like twinning are apparent to the unaided eye.粗的晶体不完整性,如孪生体可用肉眼看出.That comet is invisible to the unaided eye.那颗彗星只用肉眼是看不到的...

unaided eye的音标：unaided eye的英式发音音标为：[ʌn'eɪdɪd ai]unaided eye的美式发音音标为：[ʌn'edɪd aɪ]...

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