如何使用 "a" 造句

1. Turning the page here is like twisting a kaleidoscope .
翻动此书的每一页就像转动万花筒。
2. Both groups had regular contact with a nutritional expert .
每一组参与者都会定期与营养专家联系。
3. A layer mask can give individual pixels different opacities .
每一层能够给每个像素的不同的透明。
4. Almost all of us are suffering without a cause .
我们每一个人几乎都在没有缘由地受苦。
5. Up to a point the axiomatic approach worked .
公理化方法在某一程度上有效。