Disadvantages: Uses a "virtual machine" to run portable byte-code rather than native machine code, so apps are slower than true compilers.

缺点：使用一个“虚拟机”来运行可移植的字节码而非本地机器码，程序将比真正编译器慢。

youdao

Disadvantages: Uses a "virtual machine" to run portable byte-code rather than native machine code, so apps are slower than true compilers.

缺点：使用一个“虚拟机”来运行可移植的字节码而非本地机器码，程序将比真正编译器慢。

youdao