少年犯罪人口率
Traditional polygraphs, the sort used in the sex-offender trial, measure changes in physiology usually breathing rate, blood pressure and sweating.
ECONOMIST: Polygraphs hit the big time
The worst offender is a state not normally known for its high taxes: Virginia, with a 29.3% rate.
FORBES: Magazine Article
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。