| 单词 | air trap |
| 释义 | > as lemmasair trap air trap n. any of various devices for trapping air; esp. one for preventing the escape of foul air from a sewer. ΚΠ c1792 Encycl. Brit. IX. 85/1 If the soil requires it, cut a drain..and in that drain form a stink or air-trap..by sinking the drain so much lower in that place as it is high. 1852 C. King Progress City of N.Y. 56 This sewer was constructed without the simple contrivance of air-traps. 1908 F. H. King Ventilation 105 The duct is provided with a revolving cowl at the top..and with an air trap at the lower end to prevent the escape of warm air. 1948 Walla-Walla (Washington) Union-Bull. 26 Sept. 14/3 An air trap captures any air bubbles or blood clots and the blood then flows back into another vein. 2003 Reno (Nevada) Gaz.-Jrnl. (Nexis) 1 Aug. 2C There is no longer any ‘sewer’ smell in the vicinity of the restrooms. This was remedied by pouring a little water down the air trap daily. < as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。