On 25 November 1915, Albert Einstein presented his general theory of relativity at the Prussian Academy of Sciences. This theory is still considered to be the most important idea in modern physics. It ...

黑白调 P5双背款人体工学椅是一款集多种舒适与安全设计于一身的电脑椅，适用于办公、学习、电竞等多种场景。它的坐垫采用螺旋浮点支撑系统，分区双层设计搭配夹心弹簧弹性支撑，能有效告别臀部闷热，同时海绵承托腿部，让人享受云端坐感。大曲面四向 ...

黑白调P5双背款人体工学椅，是一款集多种实用功能于一身的电脑椅、办公椅、学习椅和电竞椅。它的坐垫采用螺旋浮点支撑系统与分区双层设计，夹心弹簧弹性支撑，能有效告别臀部闷热，海绵承托腿部，让你享受云端坐感。大曲面四向调节腰托上下可调节6cm ...