perfect

我们应该为这场赌局找到最合适的人。

We ought to find the ___perfect person for our bet.

史蒂夫·乔布斯一心追求成功，并致力于制造完美的产品。

Steve Jobs was driven to succeed and driven to make ___perfect products.

水管稳定的滴水以恰到好处的速度给树提供了足够的水，使它茁壮而快速地生长。

The pipe's steady drip gave the tree just enough water at the ___perfect rate to grow strong and quickly.