Signed with some hot as balls agent lady.

跟一位热辣的女代理人签约了。

He also talked to baseball fans, often signing balls or pictures of him as a player.

他还与棒球迷交谈，经常在球上或者是他作为球员的照片签名。

Meanwhile, Galileo focused on Earth's surface, studying simple motion phenomena such as balls rolling down slopes and pendulums swinging.

与此同时，伽利略专注于地球表面，研究简单的运动现象，例如球从斜坡上滚下和钟摆摆动。