This striking action is why the piano is a percussion instrument instead of a string instrument.

这个敲击的动作就可以解释为什么钢琴是打击乐器而不是弦乐器。

youdao

She snatched at the instrument, and half succeeded in getting it out of his loosened fingers: but her action recalled him to the present; he recovered it speedily.

她抓住钥匙，几乎从他那松开的手指中夺出来了，但是她的动作使他回到了现实；他很快地恢复过来。

youdao

Reasoning is necessary, but it's not the instrument of action.

推理是必要的，但它不是行动的手段。

youdao

Their job is to instrument all usage and infer all action.

他们的工作就是监测一切应用行为,并推断所有的行动。

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So we need a political action instrument of US national security policy to influence public opinion and decisionmaking in other countries.

CENTERFORSECURITYPOLICY: Center For Security Policy

For this reason, the OAS can serve a critical role as an instrument for concerted regional inquiry and action.

CENTERFORSECURITYPOLICY: Two thumbs down for Insulza and the OAS

The accompanying plan of action was intended to make globalisation an effective instrument for the development of all countries and all people.

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