If I feel uncertain I will raise my voice.

不安时，我提高嗓声。

I feel uncertain as well. Let's go and ask the teacher.

我也拿不准，去问一下老师吧。

When you are choosing a life work and feel uncertain about your choice.

当选择终生职业时感到是否合乎心意?

Philosophy teaches us to feel uncertain about the things that seem to us self-evident.

哲学教导我们要敢于怀疑貌似正确的东西。

VIP reception room: design exquisite perfection, the area open and generous people feel uncertain.

设计精致完美，面积开阔给人感觉大方明朗。

A day, suddenly somebody knocks gong feel uncertain to deliver a big a horizontal inscribed board.

一天, 忽然有人敲锣打鼓送来一个大匾额.