precursor造句
Error is often the
precursor of what is correct.
错误常常是正确的先导.
Real tennis, an ancient
precursor of the modern game, originated in the eleventh century.
室内网球，现代网球运动的古老前身，起源于11世纪。
Error is often the
precursor of what is correct, but conceit is the prelude to a fall.
错误往往是正确的先导, 骄傲是跌跤的前奏.