The parents have to play a key role.

家长必须发挥关键作用。

He too says neonicotinoids play a key role in that trend.

他也表示，新烟碱类药物便是罪魁祸首。

During the headache phase, the trigeminal nerve plays a key role.

在头痛阶段，三叉神经起到了关键作用。

As part of a tactical unit, robots play a key role.

而作为战术单位的一分子，机器人也扮演着关键先生的角色。

WHO has taken on a key role in this global effort.

世界卫生组织在这个全球性的活动中肩负重任。

And we now understand that there is a key role for eczema.

我们可以将其理解为湿疹发生的重要原因。

But there's one interaction in which sound plays a key role.

但有一种声音发挥关键作用的互动。

President Trump is playing a key role in this race.

特朗普总统在这场竞选中发挥了关键作用。

The insects play a key role in their environments by eating plants and fungi.

这些昆虫以植物和真菌为食，在环境中发挥着关键作用。

Citizen scientists can have a key role in this new era of space discovery.

全民科学家可以在这个太空发现的新时代发挥关键作用。

Yeah. Some of these independence leaders will continue to play a key role, for sure.

好。当然，其中一些独立领袖将继续发挥关键作用。

Glutamate plays a key role in our digestion, muscle function, and immune system.

谷氨酸对人体消化和肌肉功能以及免疫系统都至关重要。

32. Which of the following plays a key role in body growth according to the text?

32. 根据文章，下面哪一项在身高增长方面发挥关键作用？

Trump's resort Mar-a-lago is in Florida but the state also plays a key role in elections.

特朗普的度假胜地Mar-a-lago在佛罗里达州，该州也在选举中发挥着关键作用。

Annas says lawyers can play a key role in insisting that these well-meaning medical initiatives translate into better care.

安纳斯说，律师可以在要求把医疗界的这些善意的行为变成更好的护理行动方面发挥关键作用。

Hizballah fighters together with Iran had played a key role in president Assad's campaign against Sunnis rebels.

在协助阿萨德政府对抗逊尼叛军上，真主党和伊朗起到了至关重要的作用。

And finally, there's Afghanistan where NATO has played a key role since the beginning of that war.

最后，阿富汗自战争爆发以来北约一直扮演关键先生的角色。

For the big food companies, they have played a key role in keeping products both profitable and palatable.

对于大型食品公司来说，甜味剂在保持产品的盈利和口感上发挥了关键作用。

Or you could talk about a 'key role' in the workplace: somebody who is very important.

或者你可以谈论职场中的“关键角色”：非常重要的人。

That's because it plays a key role in protecting our insides from invaders that can make us sick.

那是因为它在保护我们的身体内部免受入侵者的侵害方面发挥着关键作用，而这些入侵者会让我们生病。