singular initial value problem

例句：

1. 1. The scientist found aunique solution to the problem.
   科学家找到了解决这个问题的独特方法。
2. 2. The painting is a singular masterpiece of modern art.
   这幅画是现代艺术中独一无二的杰作。
3. 3. The unique characteristics ofthis species make it difficult to find itscounterparts elsewhere in the world.
   这种物种的独特特性使得在世界其他地方很难找到它的同类。