The FBI has 150 pending investigations associated with animal rights or eco-terrorist activities, and ATF officials say they have opened 58 investigations in the past six years related to violence attributed to the ELF and ALF.
CNN: FBI, ATF address domestic terrorism
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。