| 单词 | hippo bag |
| 释义 | > as lemmashippo bag 3. Chiefly British. Also with capital initial. A flat-bottomed plastic bag filled with water and placed in the cistern of a toilet in order to reduce the cistern's capacity and thus reduce the amount of water used each time the toilet is flushed. Also more fully hippo bag. ΚΠ 1997 Sunday Tel. 9 Feb. 18/1 The ‘Hippo’ is the brain-child of Paul Adshead... The thick blue plastic bag opens out to form an open box. It is placed in the cistern and filled with water. 1997 Guardian 12 Apr. (The Week section) 2/7 10 things you can do to save water. 1. Invest in a ‘hippo bag’. 2005 Hansard Commons 23 Nov. 2024 w The actions that the customers can take..include carrying out water efficiency audits and the installation of Hippo bags in larger toilet cisterns. 2013 @environmentor 12 Mar. in twitter.com (O.E.D. Archive) Put a hippo in your toilet cistern and fit push taps to sinks in an effort to save water #greentips. < as lemmas |
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