dynamic allocation的用法和樣例：
例句
- As an alternative to dynamic allocation, the process can simply commit the entire region instead of only reserving it.
對於一個動態分配事件，進程可以簡單的直接把整個區域調撥而不是預留。 - It uses ACE_Message_Block to provide an efficient message buffering mechanism that minimizes dynamic memory allocation and data copying.
提供高效的消息緩存機制，減少動態分配和複製。
