ever so long

• 许久

ever so long的用法和样例：

例句

1. We have talked the problem over for a long time.
   这个问题我们已商量许久了。
2. It was like the last feeble echo of a sound made long and long ago.
   那声音好象许久许久以前的声音所遗留下的细微的回响。