It remains to be proved

• 有待证明

It remains to be proved的用法和样例：

例句

1. They said the helicopter had to prove its worth.
   他们说，直升飞机有待证明它自身的价值。
2. It has not been proved that fish is the best brain food.
   鱼是否为最佳益脑食品有待证明。