In fact, scientists already have much of the information needed to assess the impact of biological control of bracken, but it is spread among many individuals, organizations, and government bodies.

事实上，科学家已经掌握了评估生物控制蕨类植物的影响所需要的大量信息，但是这些信息在许多个人、组织和政府机构中传播开来。

youdao

It is spread easily through the air.

它很容易通过空气传播。

youdao

Why is this so, when most people know how it is spread?

既然大多数人知道艾滋病的传播途径，情况为什么还会这样糟糕呢？

youdao

It is spread to humans through the bite of infected tsetse flies.

VOA: special.2010.01.04

What is happened is that it is spread to Parkistan and we had a gradual eliminationof many Pashtun tribes.

而是这些组织蔓延到了巴基斯坦,还有就是普试图人在逐渐减少。

普林斯顿公开课 - 国际座谈会课程节选

but because Los Angeles is so big and so spread out, it's kind of difficult.

但是因为洛杉矶太大，面积太广，这很难。

大众交通枢纽 - SpeakingMax英语口语达人

At the moment it is spread across two - Monitor and the Care Quality Commission.

BBC: Stafford Hospital report: At a glance

For one thing, it is spread among a population growing at nearly 2% a year.

ECONOMIST: Knowing your onions in India

Public understanding of the nature of the virus, and how it is spread, is limited.

ECONOMIST: A ��state secret�� is revealed