单词	障碍增益
释义	障碍增益 obstacle gain
随便看	tongue tonguea tongue abscess tongue action tongue activated switch Tongue acupuncture tongue acupuncture therapy tongue amperemeter tongue amputation tongueandgroove tongue and groove tongue-and-groove tongue and groove board tongue-and-groove board tongue-and-groove boards tongue-and groove connection tongue-and-groove connection tongue-and-grooved tongue and groove face tongue and groove face flange Tongue and groove facing flange tongue and groove flange tongue-and-groove flooring tongueandgroove joint tongue and groove joint