英语语法分析

In the 20th century, the first four notes were used by other musicians to make different types of music like hiphop and rock and roll.

在20世纪，其他音乐家会使用前四个音符创作不同类型的音乐，如说唱乐和摇滚乐。

HipHop expects the PHP source.

嘻哈预计PHP源代码。

HipHop expects the PHP source. You cannot remove the source files.

嘻哈预计PHP源代码。您无法删除源文件。