網球場地之前係綠色地~我地睇都睇得舒服d ~但而家變左藍色地就覺得睇得對眼唔舒服~咁球手也都應該一樣~但點解要轉去做藍色既?
係幾時開始轉?
網球場之前係綠色地~而家係藍色地既?
2007-10-02 10:51 pm
回答 (3)
2007-10-03 10:44 am
✔ 最佳答案
On television, the yellow tennis ball stands out better against the blue court background. 
2007-10-07 3:38 am
i think u were watching different champions
green pitch is a grass court
and a blue pitch is a hard court
green pitch is a grass court
and a blue pitch is a hard court
參考: myself
2007-10-03 6:02 am
一個是草地場,一個是硬地場
收錄日期: 2021-04-13 13:42:48
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071002000051KK01388