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- 物理学研究作用於物体上的力。
Physics deals with the forces acting on concrete objects.
- 盐作用於冰而使其融化。
The action of salt on ice causes it to melt.
- 在麻醉剂的作用下我感到舒服些。
I felt comfortable on narcotic effect.
- 这些广告攻势对销售额并没有起到多大作用。
The advertising campaign didn't have much effect on sales.
- 教师在学习中的关键作用是不该忽视的。
The key role of the teacher in the learning process should not be neglected.
- 互联网在现代生活中发挥非常重要的作用。
Internet plays a very important role in modern life.
- 巴拿马运河在运输上起到了非常重要的作用。
The Panama Canal has played a very important role in transportation.
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