一个乒乓球大约多少克：
一个标准的乒乓球通常是由塑料或木材制成，它的重量应该在2.7克到2.85克之间。这个重量看起来很轻，但对于乒乓球运动员来说，这个重量是非常重要的，因为它影响着球的速度和旋转。
乒乓球英文简介：
Ping pong, also known as table tennis, is a sport in which two or four players hit a lightweight ball back and forth across a table using small paddles. The game takes place on a table divided by a net and the objective is to hit the ball in such a way that the opponent is unable to return it. Points are scored when the opponent fails to return the ball or hits it out of bounds. Ping pong is a popular sport played both recreationally and competitively around the world.