We know you didn't want to hear that, but fret not.

Effect of Paraformaldehyde Fixation on the FRET Efficiency Calculation between Fluorescent Proteins

多聚甲醛固定对荧光蛋白分子间FRET效率的影响

Don't fret, I'm sure they'll be back soon.

不要发愁，我肯定他们很快会回来的。

Urban planners may fret about traffic and pollution.

城市规划者可能会为拥护的交通和环境的污染而犯愁。

Problems are here to stay, but there's no need to fret!

麻烦是会找上门来，但也毋需焦躁！

Quantum Dots: The New Development of FRET

量子点：FRET的新发展

Using FRET Technique to Investigate The Apoptotic Mechanism Induced by Cisplatin in Living Cells

利用荧光共振能量转移技术在活细胞内研究顺铂诱导的凋亡信号通路

Needless to say, investors have every reason to fret.

不用说，投资者完全有理由担心。

A V-shaped pattern, especially a kind of fret used in architecture.

波浪饰一种v形图案，尤指建筑上用的一种回纹装饰。

Many students fret over their college entry exam.

很多学生都很担心他们的大学入学考试。

Those affect high Cr cast iron resist fret has been analyzed;

分析了影响高铬铸铁材料抗磨性能的因素；

Real-time FRET Monitoring of the Dynamics of Biological Molecules in Single Living Cell

单个活细胞中生物分子动态行为的FRET实时检测

You always get yourself into a fret over nothing. 2.

你总为了莫须有的事，把自己弄得烦恼不已。

Yet the industry is right to fret about returns.

然而，移动通讯业纠结于收益并没错。

Investors had two numbers to fret about last week.

上周有两个数字令投资者发愁。

Well, well, there's no need to fret about that.

呃，好啦，现在不必烦恼了。

He should also fret about their future in the right hands.

他也会为这些核弹头和核燃料未来在该掌控它们的人手中而担心。

We will find our way back. Do not fret.

我们会找到路回去的，不要发愁。

Don't fret. We'll get there on time.

别着急，我们能准时到那里。

Why should you fret over such trifles?

何必为这些小事烦恼？

But congressional staffers fret that the project will eventually cost billions more

但是国会工作人员担心这项计划最终会多耗资数十亿元。