肉眼

Bacteria are invisible to the naked eye.

细菌肉眼看不见的。

Many stars overhead are invisible to the naked eye.

天上的许多星星肉眼看不到的。

Extragalactic nebula is invisible to the naked eye.

我们用肉眼看不到河外星系的。

Macroscopic algae, commonly referred to as macroalgae or seaweeds, are large plant like structures commonly found in coastal waters worldwide.

肉眼可见的和草，世界各地岸水域的见型植物。

Risk factors associated with HS bronchopneumonitis were oral–labial lesions, HS in the throat, and macroscopic bronchial lesions seen during bronchoscopy.

危险因素有口腔、唇部破损，咽喉部HS，支气管镜下肉眼可见的支气管破损。