Observe with an unaided eye的意思|示意
美 / /
英 / /
用肉眼观察
Observe with an unaided eye的网络常见释义
以肉眼观察 ... He did it unaided.他独自做的。 Observe with an unaided eye以肉眼观察 feeling unaided human senses人体感觉 ...