That is when the greatest progress occurs.

最伟大的进步来的时刻。

Most volcanic activity occurs where these plates collide.

大多数火山活动发生在些板块碰撞的地方。

The irony is just occurring to me.

我也刚意识到件事有多讽刺。

There's so much material that a traffic jam occurs.

物质太多，都发生拥堵。

Q7. What will happen when the climate catastrophe occurs?

7。 气候灾难降临的时候会发生什么？

Two months later, something, something incredible occurs.

两个月后，难以置信的事情发生。

Typically fatigue occurs in the later weeks of treatment.

疲惫的感觉通常会在治疗后期出现。

Most influenza deaths occur in developing countries and very few vaccinations occur there.

大多数流感死亡发生在发展中国家，但那里的居民很少接种疫苗。

A rescue team was on a training mission nearby when that accident occurred.

事故发生时，一组救援部队在附近接受训练。

Can you remain tranquil until right action occurs by itself?

孰能安以久，动之徐生？

Growing evidence supports inflammation as the foundation upon which disease occurs in our body.

越来越多的证据表明炎症我们身体疾病发生的基础。

Radford and his colleagues wanted to investigate how that learning occurs.

德福德和同事想研究种学习的发生过程。

There are a lot of theories as to why that occurs.

关于为什么会发生种情况，有很多理论。

So you can get out ahead of potential deforestation before it occurs.

你就可以在潜在的森林砍伐发生前采取行动。”

People with osteoporosis don't usually have symptoms until a fracture occurs.

患有骨质疏松症的人群一般在骨折发生前没有任何症状。

Answer choice B. the presence of complex systems contradicts how evolution occurs.

B 选项说复杂系统的存在与进化发生的过程相矛盾。

Then comes the chlorophyll-rich palisade mesophyll, where the bulk of photosynthesis occurs.

然后富含叶绿素的掌状中叶，大部分的光合作用在里发生。

So you have a curling, but what happens when that curling occurs?

于毛发就会卷曲，但卷曲的时候会发生什么呢？

Using the Ebird models combined with satellite data predicting where water naturally occurs.

使用 EBird 模型与卫星数据相结合，预测哪里会有自然降水。

And humans will be long gone from Earth when the final outcome occurs.

当最终结果发生时，人类早已从地球上消失。