That would be the number with all ten fingers raised, or 1, 023.

伸出全部十根手指来表示 1，023。

Such homesign systems far outstrip their parents' gestures; a parent's raised finger meaning " Wait" may be adopted by a child to connote events in the future.

这样的家庭手语系统远远超过了父母的手势，父母竖起一根手指示意“等一下”，孩子可能会用这种手势来表示未来会发生的事情。