well-studiedCOCA⁷³⁷⁵⁹BNC¹²⁶⁴¹⁶⁺⁴iWeb⁴³⁷³⁷Economist⁴¹³⁰³⁺² 基本例句 充分研究的 The paintings were often cut from their frames, which leads investigators to believe that the perpetrators were not well-studied art thieves. 画作是直接从画框中割下来的，侦查人员相信窃贼应该没有什么艺术修养。 yeeyan