凸凸

I don´t want to have bulgy muscles, I just want to feel good, sweat a lil, get my heart healthy!

我不想练出那种凸凸的肌肉，我只是想感觉舒服一点，出点汗，让心脏更加健康。

Comment: although the question would not be often noticed, but the white color round cover seems not look like the one connection with latest technique use.

评论：虽然这个问题一般的客人是不会发现的，但那块直凸凸封在天花板上的白色圆盖，左想右想也不会想到是最新科技运用。

Of biconcave of computer clavier biconvex sheltered evil people and practices the most easily, cleanness rises special inconvenience.

电脑键盘凸凸凹凹的最轻易藏污纳垢了，清洁起来非常不方便。

In addition, the meshing of two convex teeth make the relative radius of curvature of the contacting point shorter.

凸凸齿廓啮合使两齿轮在接触点处的综合曲率半径较小；

Convex on both sides; biconvex. Used of a lens.

凸凸的两面部凸的；双凸面的。用来指透镜