By using the crystal to kill me.

来杀了我自保。

It works by using cerebrospinal fluid to flush away toxic byproducts that accumulate between cells.

它利用脑脊液来清除在细胞之间的有毒物质。

B) By using it in a legitimate way.

B）以合法的方式使用它。

By using the same words and phrases, your answer will be relevant.

使用相同的词语和措词，你的回答就会切题。

We are killing ourselves by using too many plastic.

我们用了太多的塑料，这是在自取灭亡。

You can also do this by using active voice.

你也可以使用主动语态。

We are killing ourselves by using too many plastics.

使用过多塑料，无异于自取灭亡。

He has circumvented the Kremlin television monopoly by using social networks.

他绕过了政府的媒体垄断，转而使用网络。

By using the same tactics that we use.

通过使用和我们一样的诀窍。

Reduce your chances of becoming infected by using insect repellant.

使用杀虫剂减少患病几率。

Researchers identified SCAN by using special imaging in seven adults.

研究人员通过对7名成年人进行特殊成像来识别SCAN。

By using lamps, or candles, or just, like, your favorite bedsheets.

布置上灯、蜡烛、或者你最喜欢的床单。

You can make solid shapes by using circles of string.

你可以用环形的线条做出固定的形状。

You can get cooking by using the link in our description.

如果你想煮菜的话，可以点说明处的连结。

And the air can be topped up by using this mouthpiece.

并可以通过这个吹嘴来补充空气。

Or some of the drugs had passed their 'use by' date.

有些药甚至还过了“使用期”。

Esther saves the Jews by using her persuasion with the king.

以斯帖说服了王，拯救了犹太人。

They can also repel mosquitoes by using another kind of soap.

但这些人也可以通过使用其他肥皂来驱蚊。

Earlier, this was typically achieved by using an array of cameras.

早期这通常是用一系列摄像机来实现的。

Ancient warrior-makers must have met the mass-production challenge by using moulds.

古代秦俑工匠一定使用了模具进行大规模生产。