单词	stop-check valve
释义	stop-check valve 截流止回阀
随便看	hourglass screw hourglass-shaped hour-glass shaped specimen hourglass-shaped spring hourglass shaped spring hourglass silhouette hourglass stomach hour-glass stomach hourglass structure hour glass tumor hourglass tumor hourglass uterus hourglass valley hourglass worm hour-glass worm hourglass-worm gear hourglass worm gear hourglass worm gears hourglass-worm gears hourglass worm hob hourglass worm steering hourglass worm wheel hour grass blanking hourgrass cell hour hammer 诵3 诵4 诶请请1 请2 请3 请4 请先入瓮请君入瓮せいろくせいろく【西麓】せいろんせいろんせいろんせいろん【世論】せいろん【政論】せいろん【正論】せいわせいわ【清和】