on second thought

基本解释

B: On second thought, I will have a cup.
仔细想过之后，我想我还是要一杯。
INSIDE it is a gift from the gods, bestowed and withdrawn. It is being found blessedly deserving, and then, on second thought, found wanting.
在内心，那是诸神赐予又收回的一件礼物，被认为是应得的，十分幸福的，可转念一想，发现是不足的。
This ever-changing identity was startling, but, on second thought, it made sense: after all, Charles de Gaulle famously said that it is difficult to govern a country with 246 types of cheese.
这种不停地转换的身份确实让人惊讶，不过，再一想，它是有道理的：不管怎么说，戴高乐有一个著名讲法，很难统治一个有246种奶酪的国家。

On second thought I do like to brag 'Cause I'm mighty proud of That Ragged Old Flag."
Thank you. Hold on to that thought for second, I'm going to come back to it.
我再来回到问题上，并不是假定我在搜索。
麻省理工公开课 - 计算机科学及编程导论课程节选
U.S.Army Sergeant Jeremy Tormala, on his second tour of duty in Iraq, thought the elections gave a good indication that Iraqi forces will be up to the task.

On second thought, I think I believe that unnamed person after all.
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