他14岁的时候就在美国做巡回表演了(英语翻译)
问题描述：
他14岁的时候就在美国做巡回表演了(英语翻译)
答
He began his tour performance in America at the age of 14.
答
When his 14-year-old in the United States do on the tour
答
He started his tour performance in America at the age of 14.