单词	二重经过音
释义	二重经过音double passing tone
随便看	radioactivity-- beta radioactivity carryover radioactivity concentration guide radioactivity concentration guide{=rcg} radioactivity-- contaminating radioactivity cooling radioactivity cooling time radioactivity dating radioactivity detection radioactivity detector radioactivity determination radioactivity exploration radioactivity heat radioactivity--heat radioactivity indicator radioactivity--indicator radioactivity-- induced radioactivity--induced radioactivity in meteorites radioactivity log radioactivity logging radioactivity measurement radioactivity measurement channel radioactivity measurement--channel radioactivity meter