Gb	Eng
近来有几起毒品走私活动被检举立案.	There have been several successful prosecutions for drug smuggling recently.
告密者检举他人的人；告密的人	One who informs against others; an informer.
检举人已向警方告发他（是恐怖分子）.	An informer denounced him to the police (as a terrorist).