They are very sophisticated but also very complex, so few people have been able to understand them well enough to take advantage of their power.
这种方法非常巧妙，但是也很复杂，很少有人能够充分地理解它并利用其强大的功能。
They are very sophisticated but also very complex, so few people have been able to understand them well enough to take advantage of their power.
这种方法非常巧妙，但是也很复杂，很少有人能够充分地理解它并利用其强大的功能。
应用推荐