199.user-friendly ：方便用户的
hardware or software that is designed to help people become familiar with their computer by simple, easy-to-follow
instructions.
电脑生产厂商所设计的一些硬件和软件，可让用户通过一些简单易学的指令来熟悉其电脑。
computers must be user-friendly in order to be accepted by the public.
要让公众接受，电脑必须让用户感到方便。
200.virus ：病毒
coded directions in software that can erase or replace files and operating software in a computer. a computer virus can sit
undetected in a computer until it's automatically activated, as when computer's clock strikes a certain date.
软件中的密码指令，它可删除、转换电脑中的文件以及操作软件。电脑病毒会隐藏在电脑中不被发现，当电脑时
钟指向某一日期它会被自动激活。
犯罪 · crime
201.accomplice ： 同案犯
any person who takes part in a crime.
参与犯罪的每个人。
tony was found to be an accomplice in the crime.
人们发现托尼是该案的同案犯。
202.adult business district ： 红灯区
a neighborhood zoned for pornographic bookstores and movie theaters, striptease bars, etc.
划定的街区，作为开设色情书店、影院、脱衣舞场等的场所。
police are constantly arresting people over in the adult business district.
警察常在红灯区拘捕人犯。
203.agricrime ： 农业犯罪
sort for agricultural crime. the theft of crops and /or farm equipment.
“agricultural crime”的缩写词，偷盗庄稼和/或农场设备的犯罪。
farmers are losing thousands of dollars each year due to agricrime.
每年农业犯罪给农场主造成了成千上万美元的损失。
204.armed robbery ：武装抢劫
the act of using a deadly weapon when raking or attempting to take property form another person or party.
夺取或试图夺取他人或他方财物时使用致命武器的犯罪行为。
did you read about the armed robbery in this morning’s paper?
今早的报纸上报道了这次武装抢劫，你读了吗？
205.arrest warrant ： 逮捕证
a document that orders the arrest of an individual who has been accused with a crime.
对被指控犯罪的某人实施搜捕的文件。
the court issued an arrest warrant on the suspect.
法庭对这个嫌疑人发出了逮捕证。
206.arson ： 纵火
the crime of intentionally destroying property by the use of fire.
故意放火毁坏财产的犯罪。
police think the fire that burned down the old warehouse was an act of arson.
警察怀疑这座仓库的大火是纵火行为所致。