词汇	multiple mixer column
释义	multiple mixer column n.多级混合萃取柱
随便看	She dosed herself up with vitamin pills She dosed up the children with cough syrup She dotes on her granddaughter She dotes on her youngest daughter She do the first stage of the trip by train She do the work to the best of her ability She dotted on her grandson She doubled as secretary and maid in the play She doubled over with laughter she dought a hat yesterday shed out She dozed off in front of the fire shed people shed-pipe shed pipe construction shed-pipe grouting shed plastic film shed pounds shed punt She drained the water out through a sieve She drank She drank a bottle of orange pop She drank a cup of pineapple juice She drank a ponyof brandy She drank from a plastic beaker