early 15c., from Old French investigacion (14c.), from Latin investigationem (nominative investigatio) "a searching into, a searching for," noun of action from past participle stem of investigare "to trace out, search after," from in- "in, into" (see in- (2)) + vestigare "to track, trace," from vestigium "footprint, track" (see vestige).
双语例句
1. The allegations are serious enough to warrant an investigation.
这些指控很严重，有必要进行一番调查。
来自柯林斯例句
2. An investigation is underway to find out how the disaster happened.
调查已经展开，以查明灾难是如何发生的。
来自柯林斯例句
3. Despite a thorough investigation, no trace of Dr Southwell has been found.
尽管进行了彻底的调查，还是没有发现索思韦尔博士的任何踪迹。
来自柯林斯例句
4. Apart from criminal investigation techniques, students learn forensic medicine, philosophy and logic.
除罪案调查技巧外，学生们还要学习法医学、哲学和逻辑学。
来自柯林斯例句
5. But as the investigation continued, the plot began to thicken.
