In test tubes, that looks like two grains of salt.

在试管中看起来就像是两粒盐。

(1)Put some iron nails at the bottom of a test tube.

(1)把几枚铁钉放入试管底部。

Half-fill a test tube with water and add two or three clean nails.

(1)在试管中注入半水，加入 2 到 3 枚干净的铁钉。

Of course, foodies don't run experiments in test tubes or petri dishes.

当然，美食家不会在试管或培养皿中进行实验。

Bottom line: " You can't scream a cure out of a test tube."

“你不可能对着试管大叫就得到解药。”

The researchers grew the bacteria together in a test tube, in the presence of both antibiotics.

研究人员在个实验试管两种抗生素都在的情况下将这两种菌株同时培养。

These concepts are as vital to epidemiologists as microscopes and test tubes are to other infectious disease scientists.

这些概念对于流行病家来说，就像显微镜和试管对于其他传染病家样重要。

By the time he was in graduate school, Jacob had evolved from playing with test tubes to manipulating molecules.

但到 Jacob 上研究生时，他已经从玩试管进步到操纵分子。

But since researchers saw this in test tubes, they had no idea what this meant for immunity in real life.

但由于研究人员是在试管中看到的这种细胞，他们不知道它对真实生命的免疫力的意义。

Testing for coagulase is done by transferring a colony of the suspected bacteria into a test tube containing fibrinogen-rich plasma.

通过将待测细菌的菌落转移到装有富含纤维蛋白原血浆的试管中可对凝固酶进行测试。

Out here we might have beer cans and aprons instead of test tubes and lab coats, but BBQ is SCIENCE, y'all.

在这里，我们可能有啤酒罐和围裙，而不是试管和实验室外套，但是烧烤是，各位。

Trying to get every last bit of the guts into a test tube.

试图将最后点内脏都放入试管中。

They basically put these E.coli in a test tube.

他们基本上将这些大肠杆菌放入试管中。

Though he never held a test tube in his hand, Jules Verne became a stimulus and inspiration to the scientist in the laboratory.

尽管儒勒·凡尔纳从未碰过试管，他却给实验室里的家们带来鼓励和灵感。

854. Two drops of the solution were heated in a test tube.

两滴溶液在试管中加热。

A " test tube" (two words) is a small glass container;it is round, like a tube.

“试管”（两个字）是个小玻璃容器，它是圆的，像个管子。

Test tubes would break, a frazzled TA tried to guide 30 students at the same time.

试管会破裂，个疲惫不堪的助教试图同时指导 30 名生。

About one year ago, he got this new piece of tech which is like a test tube.

大约年前， 他得到这种像试管样的新技术。

Finally, he poured a few drops of the cocoa into a test tube, sealing it up carefully.

最后，他将几滴可可倒入试管中， 小心地密封起来。

They are tiny, so millions can be grown together in one test tube, and they can be manipulated.

它们很小，因此可以在个试管中起培养数百万个，并且可以对其进行操作。