progressive change

• 渐进的改变

progressive change的用法和样例：

例句

1. The gradual and piecemeal change was welcomed by most people.
   这种一点一点渐进的改变受到大多数人的欢迎。
2. Ok, so if progressive video is technically better, why did they allow interlaced video in the DTV spec?
   好，因此如果渐进的录影带技术上比较好，他们为什麽允许在数位电视投机中使交织录影带？