Food, clothing, shelter and transportation are essential to life.

衣、食、住、行是生活中必不可少的。

It tends to ignore, and thus eventually to eliminate, many elements in the land community that lack commercial value, but that are essential to its healthy functioning.

这种保护体系往往忽视群落中诸多缺乏商业价值但对其健康运作关重要的物种，从而最终导致他们的灭绝。

" I'm sorry to hear you're under the weather, " said Hermione, talking firmly over the little wizard and he tried to expound upon his problems; it was essential to stop him from reaching the street. " Here, have a sweet."

“听到你的回答我感到很遗憾，”当小个巫师解释他的问题时，赫敏镇静的回答。必须在他们走到街上前阻止他。“来，吃块糖。”

Healthy diet, including healthy fats , sufficient protein, and lots of fruits and vegetables are essential to keep us healthy and beautiful.

健康的饮食才是保持健康美丽的根本，它主要包括当的脂肪，充足的蛋白质，以及大量的水果和蔬菜。

I am grateful to my parents for their support, which is essential to my success.

我要感谢父母的支持，这对于我的关重要。

As we all know, punctuality is essential to the railway service.

众所周知，准时对铁路服务非常重要。

A normal balance of electrolytes is essential to the normal function of cells and organs.

正常的电解质的平衡状态对于细胞和器官的正常运转非常重要。

I believe that thrift is essential to wellordered living and that economy is a prime requisite of a sound financial structure, whether in government, business or personal affairs.

我相信俭朴是井然有序的生活所必须；节约是健全的财务结构之必要, 不论是政府、企业或个人事物皆是如此。

However, it also recognizes that young people will choose to be sexually active and that it is essential to teach them about the importance of condoms and how to use them correctly.

但是，年轻人很容易发生性冲动，那么，教授他们如何正确使用避孕套就变得尤为重要了。

Speed, of course, is essential to the drive-through experience, and drive throughs are hugely important to chains such as McDonald's, Burger King and Taco Bell.

速度当然是快捷服务的必要因素，对于麦当劳、汉堡王和塔可钟这样的连锁店来说，快捷是尤为重要的。

First, it's essential to know why the emperor is an emperor.

首先，要了解皇帝为什么称之为皇帝。

Engaged discussion and passionate argument are essential to a college education.

对于大学教育来说，讨论的参与和这种激情澎湃的论证是关重要的。

Anyways, stockpiling is essential to living in these remote places.

总之，在这些偏远地区生活，囤积物资是必需的。

The truth is that healthy oceans are essential to all life on Earth.

事实上，健康的海洋对地球上所有生命都关重要。

Well, I think there are two—two responses to that. First, I don't think it's essential to the game, because most golfers who play, particularly recreationally, don't play with a cart. And several... Yeah.- Like Michael. Like Michael.

对此我有两个回复。第一，我认为那对比赛没有核心意义，因为大部分高尔夫球手，尤其是那些为娱乐而打球的人都不坐球车。而且… … 没错。- 就像迈克尔。

Healthy coral reefs are essential to a healthy marine ecosystem.

健康的珊瑚礁对健康的海洋生态系统关重要。

It's essential to have strategies in place to manage those feelings.

重要的是先备好策略来应对那些感受。

C) It is essential to maintaining both mental and physical health.

C）保持身心健康关重要。

Medical experts say the vaccine is essential to public health because measles is highly contagious.

医学专家表示，疫苗对公众健康关重要，因为麻疹具有高度传染性。

When you're doing this, it can also be helpful to break your current task down into smaller chunks in order to decide what's essential to have out.

当你这样做的时候，它也可以帮助你把当前的任务分解更小的部分，以便让你作出决定选择哪些是必须要做的。