Suction

(noun.) a force over an area produced by a pressure difference.

(verb.) empty or clean (a body cavity) by the force of suction; 'suction the uterus in an abortion'.

(verb.) remove or draw away by the force of suction; 'the doctors had to suction the water from the patient's lungs'.

录入:希莉娅

• The separation of the water is further assisted by suction boxes which extend across close beneath the upper run of the belt and are connected to suction pumps. Edward W. Byrn. 十九世纪发明进展.
• The lower view shows a suction dredge, which operates on soft mud or sands, pumping the discharge through the pipe seen at the left of the illustration. 佚名. 神奇的知识之书.
• In practice the tube is known as the suction pipe, and its valve as the suction valve. 伯莎M.克拉克. 科学通论.
• Wery good power o' suction, Sammy,' said Mr. Weller the elder, looking into the pot, when his first-born had set it down half empty. 查尔斯·狄更斯. 匹克威克外传.
• The pump or suction dredge operates by means of a flexible pipe connected with a powerful centrifugal pump. 佚名. 神奇的知识之书.

录入:弗农