thorough

The building inspectors conducted a thorough investigation to ensure the structure met safety codes.

(Chinese) 建筑检查员进行了彻底调查，以确保结构符合安全规范。

The student gave a thorough explanation of the chemical reaction during her oral presentation.

(Chinese) 这位学生在口头演示中对化学反应进行了详尽的解释。