词汇	down l
释义	down l. 当湖
随便看	twin pointer twin points one checking twin pole twin polisher twin polishing twin port twin port RAM twin position twin post auto lift twin post lift twin-powered self-loading scraper twin power station twin pregnancy twin pregnancy conceived by art twin press twin prime twin prime numbers twin primes twin-prism separator twin probe twin probe renogram technique twin-probe snow-density gage twin-probe snow-density gauge twin probe system twin problem