Receiving too much or too little of an active ingredient could have significant adverse effects.

有效成分太多或太少都会造成明显的副作用。

First, the active ingredient is approved for EU-wide usage.

首先，活性成分被批准在整个欧盟范围内使用。

The FDA has approved 16 active ingredients that protect against UV radiation.

美国食品及药物管理局已批准的防护紫外线的有效成分有16种。

So, the active ingredient in aspirin is a compound called acetylsalicylic acid.

阿司匹林的活性成分是一种叫做乙酰水杨酸的化合物。

The pills primarily contained zinc compounds, probably the active medicinal ingredients.

这些药丸主要成分是锌化合物，这大概是药物的活性成分。

So these are added into a formulation to enhance the efficacy of the active ingredients.

“这些成分添加到农药中以提高农药的有效性。”

You might know acetone as the active ingredient in nail polish remover and paint thinner.

你可能知道丙酮是指甲油去除剂和油漆稀释剂的活性成分。

Their request covers the active ingredient liraglutide, which is used in the obesity drug Saxenda.

他们请求将减肥药Saxenda中使用的活性成分利拉鲁肽纳入清单。

The result was acetylsalicylic acid, the modern active ingredient in aspirin.

结果就是乙酰水杨酸，阿司匹林的现代活性成分。

Often simply referred to as alcohol, ethanol is the active ingredient in alcoholic beverages.

乙醇通常被简称为酒精，是含酒精饮料中的活性成分。

When we choose a sunscreen, we can compare application method, the SPF, and the active ingredients.

当我们选择防晒霜时，我们可以比较它们的使用方法，比较SPF，和其他的成分。

For comparison, Europe requires that all of its more than 20 active ingredients protect against both.

相比之下，欧洲的规定中，有20种有效成分是可以同时防护这两种紫外线的。

For example, many countries stockpile important medicines, but relatively few keep their active ingredients, or " APIs."

比如，许多国家都在囤积重要药品，但是只有少数国家会存储原料药材，又称“APIs”。

Both Ozempic for type 2 diabetes and the obesity treatment Wegovy have the same active ingredient, semaglutide.

治疗2型糖尿病的索马鲁肽和治疗肥胖症的威高维都有相同的活性成分——塞马格鲁肽。

As their name suggests, these endocannabinoids work in the same way as the active ingredient of marijuana.

正如其名字的含义一般，这些endocannabinoids有着跟大麻中的有效成分一样的效果。

It's the active ingredient in making concrete and is the product that we build modern society with.

它是制造混凝土的有效成分，也是我们建立现代社会的产物。

So the active ingredient handles the dandruff, but surfactants like these sulfates are what actually clean the scalp.

所以活性成分可以处理头皮屑，但像硫酸盐这样的表面活性剂才是真正清洁头皮的。

Because a new study shows that the active ingredient in this popular sweetener can act as an insecticide.

因为一项新的研究表明，这种流行的甜味剂中的有效成分可以用于杀虫。

On the back under " active ingredients" , you can find whether zinc oxide, titanium dioxide, and those coral-harming components are present.

在背后的" 成分表" 中，你可以发现防晒产品是否含有二氧化锌，二氧化钛，或是对珊瑚有害的成分。

In fact, it became popular because the standard over-the-counter decongestant, pseudoephedrine -the active ingredient in regular Sudafed-got locked up behind pharmacy counters.

事实上，苯肾上腺素之所以很流行，是因为标准的非处方减充血药伪麻黄碱——普通Sudafed(感冒药)的有效成分——被锁在药店柜台后面。