I should say

漢語翻譯

例句：

1. It's a long shot, but I should say she's about forty.
   這不好猜，但我猜她大約是四十歲左右。
2. I should say a few words (by way) of explanation.
   我應當說幾句解釋的話。
3. That, I should say, is true.
   那大概是事實吧。
4. I should say so.
   我想是這樣的。