空气和水是生命所必需的东西。

Air and water are indispensable to life.

youdao

众所周知，水是维持生命所必需的。

As is known to us all, water is necessary to support life.

youdao

众所周知，水是维持生命所必需的。

As is known to us all water is necessary to support life.

youdao

水，空气和阳光是生命所必需的。

Water, air, and sunshine are necessary to life.

youdao

空气是生命所必需的东西。

Air is indispensable to life.

youdao

食物是维持生命所必需的。

Food is necessary to maintain life.

youdao

空气和水是生命所必需的。

Air and water are necessary to life.

youdao

空气是维持生命所必需的。

Air is necessary to support life.

youdao

氧、二氧化碳、氮是动植物生命所必需的。

Oxygen, carbon dioxide, and nitrogen are essential for animal and plant life.

youdao

氧气是生命所必需的。

Oxygen is necessary for life.

youdao

食物是生命所必需的。

Food is essential for life.

youdao

我们必须确保维持生命所必需的食物之供应。

We must try to ensure that vital food supplies are maintained.

youdao

食物是生命所必需的。

Food is necessary for life.

youdao

氧气是生命所必需的。

Oxygen nis necessary for life.

youdao

水是生命所必需的。

Water is necessary fo life.

youdao

你可能想知道光是否也是生命形成所必需的条件。

You may wonder if light is also needed for life to form.

youdao

你可能想知道光是否也是生命形成所必需的条件。

You may wonder if light is also needed for life to form.

youdao