certain of about的意思|示意

EXAMPLE: No one was certain about the success of the clever new product, so it was introduced in a few stores just to test the waters before national distribution began.

对于这款灵巧的新产品能否成功，没人有把握，所以在开始全国分销之前，它先被送到几个商店里试卖。

What if a single company manages to dominate data from certain types of sensors or control the information about where sensors can be found and which of them are active?

要是一家公司要从某种类型的传感器或需要掌控关于哪里可以发现传感器，以及哪些传感器处于激活状态，那又该发生什么呢？

"It is one of those issues which can articulate the middle class, " he said. "Firstly because once you've got a certain level of prosperity, concern about the environment becomes greater.

拉纳·米特指出环境可能是一个争拗点.他说:「这是一个能够团结中产阶级的议题之一.首先当你们一旦得到一定水平的富足,便加强对环境的关注.第二,因为有一个拥有财富的中产阶级,他们变得更加关心自身利益.任何稍为偏颇的方向都可能带来麻烦,也许是一个提示.」

It's a belief that is based on the idea that our partner should be available at all times to discuss our feelings about certain subjects, regardless of the emotional state he/she is in.

这种信念基于这样的观念，不管我们的另一半他/她现在的情绪状态如何，他/她随时都准备好了与我们讨论某个话题。

Two thirds of Internet users look online for information about a certain disease or medical condition.

三分之二的互联网用户上网寻找关于某种疾病或医疗状况的信息。

Some social scientists have raised doubts about the intrinsic value of certain works of art.

一些社会科学家对某些艺术作品的内在价值提出了质疑。