bytecode的用法和樣例：
例句
- The source code you write is compiled on the fly into the bytecode that is executed.
您所編寫的源代碼是轉換為執行的位元組碼時進行編譯的。 - If your system executes strings multiple times, it is a major speedup to precompile to bytecode in this fashion.
如果你的系統需要多次執行字元串，以這種方式預編譯成位元組碼可以大大提高速度。
