certain of

基本解释

Certain of it, that is, until I read that blog post!
我一直这样的肯定，直到我看到了这篇博客。
I am only certain of one thing in my life. I knew what I loved to do, and I did what I loved to do.
在我的生活中，只有一样东西我是确信无疑：我知道自己喜欢做什么，我做自己喜欢的事。
The lawsuits allege that "certain of Toyota's cars and trucks have a defect that causes sudden uncontrolled acceleration to speeds of up to 100 mph or more, " the Los Angeles Times reported Monday.
《洛杉矶时报》星期一的报道称，该诉讼宣称“某些丰田小汽车和卡车有一种缺陷，能导致汽车突然失控，速度意外加快，高达每小时100英里或更快。

For example,in his play "The Comedy of Errors" Shakespeare borrows certain structural details from the ancient Roman playwright Plautus.
I'm sorry. Homer describes certain of these weapons, which don't fit what we find in the ground.
抱歉,荷马所描述的那些武器,和考古发现的是不一致的
耶鲁公开课 - 古希腊历史简介课程节选
Either that you are certain of something, that you are not certain of something,
一种是表达你对某件事情很有把握或者并没有什么把握，
I'm sure 课堂 - SpeakingMax英语口语达人

One thing is certain of Mr. Brodman's exit, however: he seems content with the decision.
ENGADGET: T-Mobile USA's chief marketing officer, Cole Brodman, calls it quits