1. 复杂的：Solicitous:热切期望的 | Sophisticate:复杂的 | Instance:例子

2. 久经世故的人：sophistical 诡辩的 | sophisticate 久经世故的人 | sophisticated 诡辩的

3. 老油条：老一套的cut-and-dried | 老油条sophisticate | 老于世故的sophisticated

4. 成熟：soft cut柔软裁剪 | sophisticate成熟 | sponges海绵扑

1. 老于世故的人;精于…之道的人
A sophisticate is someone who knows about culture, fashion, and other matters that are considered socially important.

noun

1. a worldly-wise person

Synonym: man of the world