un-, 不，非，sophisticated,复杂的，老于世故的。

1. This basic utilitarian model gives a relatively unsophisticated account of human behaviour.

这个实用的基础模型较为简略地解释了人类的行为。

2. The British are considered ill-mannered, badly dressed and unsophisticated.

英国人被认为缺乏教养、衣着邋遢、头脑简单。

3. Do not be rather unsophisticated in the complicated political struggle.

在错综复杂的政治斗争中不要太天真了!

4. It was music of a rather crude kind which unsophisticated audiences enjoyed listening to.

这是一种平民品味的听众喜欢听的简单粗糙的音乐形式。

5. She was quite unsophisticated in the ways of the world.

她胸无城府。