The liquid in the test tube turned blue.

试管中的液体变成了蓝色。

Please put this test tube back on the rack.

请把这个试管放回架子上。

Add one microliter of the solution to the test tube.

向试管中加入一微升溶液。

He funnelled the powder into the test tube.

他将粉末通过漏斗传送到试管里。

She was born through test tube baby technology.

她是通过试管婴儿技术出生的。

The scientist injected the solution into the test tube.

科学家将溶液注入试管中。

The scientist placed a stopper on the test tube.

科学家在试管上放了一个塞子。

The scientist poured the chemicals into the test tube.

科学家将化学物质倒入试管中。

Wrap the test tube with parafilm to prevent contamination.

用石蜡膜包裹试管以防止污染。

The success rate of test tube baby is continuously improving.

试管婴儿的成功率在不断提高。