单词	U-bend
释义	English Business U-bendnoun [ C ] uk/ˈjuː.bend/us/ˈjuː.bend/ a U-shaped piece of pipe, especially one under a toilet or sink, that holds water in its lower part and prevents unpleasant gases from getting out Thesaurus: synonyms and related words Building: plumbing & pipes & sewage ballcock bleed cesspit cistern conduit culvert flush leakage mixer tap overflow pipeline piping plughole plumb siphon standpipe stopcock tubing washer waste water 1 See more results » u-bendnoun [ C ] ukus GRAPHS & CHARTS a line on a graph that starts high, gets much lower, and then rises again, giving it the shape of the letter 'U'. It is also used to refer to situations in which something decreases and then increases again: The report found that happiness is a u-bend, decreasing until middle age and then rising again.
随便看	stoically stoicism stoke stoke up stoke up on/with sth stoked stoker stole stole stole stole stolen stolen stolen stolen stolid stolidly stollen stoma stomach stomach ache stomach ache stomach pump stomachache stomachs