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

在试管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)在试管注入一半水，加入 2 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解药。”

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

研究人员在一个实验试管两抗生素都存在的情况下将这两菌株同时培养。

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学家来说，就像显微镜和试管对于其他传染病科学家一样重要。

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

但 Jacob 上研究生时，他已经从玩试管进纵分子了。

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看的这细胞，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装有富含纤维蛋白原血浆的试管可对凝固酶进行测试。

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

试图将最后一点内脏都放入试管。

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。

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，但是烧烤是科学，各位。

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

两滴溶液在试管加热。

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

“试管”（两个字）是一个小玻璃容器，它是圆的，像一个管子。

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

试管会破裂，一个疲惫不堪的助教试图同时指导 30 名学生。

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

大约一年前， 他得了这像试管一样的新技术。

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， 小心地密封起来。

I'll just keep the beakers and test tubes out of his reach and he'll be all right.

我只要把烧杯和试管放在他拿不的地方，他就会没事的。

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

它们很小，因此可以在一个试管一起培养数百万个，并且可以对其进行作。