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

(1)把几枚放入试管底部。

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

(1)在试管中注入一半水，加入 2 到 3 枚干净。

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。

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

在试管中看起来就像是两粒盐。

What do you put in the test tube?

你往试管里放了什么？

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种抗生素存在情况下将这两种菌株同时培养。

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。”

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学家一样。

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了。

Set up your test tube rack

支好你试管架。

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这种细胞，他们不知道它对真实生命免疫力意义。

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

通过将待测细菌菌落转移到装有富含纤维蛋白原血浆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，但是烧烤是学，各位。

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，他却给实验室里学家们带来了鼓励和灵感。

It placed its core in a test tube.

它将其核心放入试管中。

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

试图将最后一点内脏放入试管中。

Are we talking like a test tube?

我们在谈论像试管一样吗？

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

试管会破裂，一个疲惫不堪助教试图同时指导 30 名学生。

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，像一个管子。

You will need a Bunsen burner and a test tube.

你需一个本生灯和一个试管。