It is essential that all state and non-state actors immediately cease any chemical weapons use.

同时，国家和非国家行为体有必要立刻停止使用化学武器。

To help that, it is essential that you chill your burgers before you cook them.

为了帮助这一点，你必须在烹饪之前把你的汉堡冷冻一下。

And at the start of any meeting it is essential that you greet and welcome participants.

在任何会议开始时，你都必须问候和欢迎与会者。

It is essential that they resist the temptation to ask a favourite uncle to take the photographs.

很重要的一点是他们不要随意请一位最亲近的叔叔来拍照。

Therefore, it is essential that you should remember which colours are used in different circumstances in different places.

所以，记住在不同的地方，不同的情况下用什么颜色很重要。

" Do not think you can bury this report. It is essential that the report be made completely public" .

" 别以为你能把这份报告藏起来。报告必须完全公开。"

It is essential that Lilly uses a quote in her caption.

莉莉在她的标题中使用引语是很重要的。

15. It is essential that students understand the significance of inertia.

15. 学生必须了解惯性的重要性。

" I don't know where Barty Crouch is, " Dumbledore told Moody, " but it is essential that we find him."

“我不知道巴蒂·克劳奇在哪里，”邓布利多对穆迪说，“但我们必须找到他。”

Therefore, it is essential that we develop and improve our reading ability.

因此, 发展和提高阅读能力至关重要。

It is essential that you finish all of the medicine.

你有必要吃完所有这些药。

It is essential that he should have a fair trial.

【should】给他一个公正的审判是最基本的。

It is essential that powerful AI is developed with democratic values in mind, and this means that U.S. leadership is critical.

发展强大的人工智能时必须考虑民主价值观，这意味着美国的领导至关重要。

It is essential that our pilots be given the best possible training.

【essential】我们的飞行员必须接受尽可能好的训练。

It is essential that effective measures be taken to protect our civil rights.

有必要采取有效措施来保障我们公民的权利。

But "it is essential that science is the backbone" of decision-making, EU officials said.

但欧盟官员表示，“科学是决策的支柱，这一点至关重要”。

It is essential that the body should be found — Madame Daubreuil must have no suspicions.

必须找到尸体——Daubreuil 夫人必须没有怀疑。

It is essential that she should have control of the money, so he alters his will.

她应该控制这笔钱是至关重要的， 所以他改变他的意志。

Hence, it is essential that we ascertain the causes of this phenomenon and identify the effective solutions.

因此，我们必须查明这种现象的原因并确定有效的解决方案。

It is essential that we extend freedom, extend it to all the world. And this means more than what we've been doing.

我们必须把自由扩展至全世界，这意味着我们现在做的事情还远远不够。