First, it acts as a Medium of Exchange.

首先，它是一种交换媒介。

You must act as you see fit.

你做你认为合适的事情。

PowerChina acts as the project's coordinator.

整个项目统筹由中国电建执行。”

The grouping acts as a think tank for the government.

人民政协是政府的智囊团。

In the example, the word “fast” acts as an adverb.

在本例中，单词“fast”用作副词。

The Tapir's weirdest feature might be its trunk, which acts as an extended nose.

貘最奇怪的特征可能是它的鼻子，它的鼻子就像一个延伸的鼻子。

Writing also acts as a unifying link among the spoken varieties.

书面语在不同的口头语之间起着连接统一的作用。

" By" is usually a preposition but sometimes acts as an adverb.

" by" 通常用作介词，但有时用作副词。

And the dentin acts as the selectively permeable barrier.

而牙本质则作为选择性渗透的屏障。

A fine fog sprayed from the roof also acts as a cooling system.

从房顶洒下的薄雾可以起到降温的作用。

ETCP Group acts as a coordinator between parking lot owners and drivers.

ETCP公司成为了停车场拥有者与车主之间的桥梁。

He says the MOU acts as a bridge between the two sides.

他说，这份备忘录就像双方的桥梁。

Halim also acts as a tourist guide, offering group tours in the Sahara.

哈利姆还担任导游，带领撒哈拉沙漠的旅游团。

It didn't include yogurt, which kind of acts as a binding agent.

它没有用到酸奶，它会被当作一种粘合剂。

Warm water acts as fuel for the thunderstorms and clouds that form hurricanes.

温水是形成飓风的雷暴和云层的燃料。

A hyphen is needed when a unit of measurement acts as an adjective.

当度量单位作为形容词时，要加连字符。

" We have an input terminal that acts as the biological neuron's dendrite… "

“该系统的输入终端起到生物神经元树突作用。”

It acts as a good windbreak, prevents sand erosion, and is salt resistant.

它有着极强的防风固沙和耐盐能力。

Oxygen acts as a special binding agent to concrete.

氧是混凝土的一种特殊结合剂。

It acts as a magnifying glass rather than as a looking glass.

它就像一面放大镜，而不是眼镜。