看A片被老爸發現時....
Viscosity - Wikipedia, the free encyclopedia最菜的回答 :爸爸對不起, 是我不對,下次不敢了.最拍馬屁的回答 :老爸我正好要喊你呢,我媽不在,過來一起研究一下吧.最直接的回答 :好久不看了,今天爽一下嗎.最好學的回答 :今天老師上生理衛生課生殖系統一章,老師說不上了,讓我們自己回去查閱相關資料~最可靠的回答 :聽說黃碟質量比較差,所以用來試試The viscosity of a fluid is a measure of its resistance to gradual deformation by shear stress or tensile stress. For liquids, it corresponds to the informal notion of "thickness". For example, honey has a much higher viscosity than water.[1] Viscosity is...
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