劳拉在六岁时独自驾驶她的帆船。

Laura sailed hers solo when she was six.

他在六岁/6岁时开始踢足球。

He started to play football when he was six/6 (years old).

二十七岁的周俊勋在六岁时随著父亲开始玩围棋，他很快地从这激荡脑力的游戏中找出乐趣。

Chou, 27, started to learn how to play Go with his father at the tender age of 6. He soon found great interest and joy in the intellectually challenging game.