[TOP]spirit level 'spirit level (also level) noun a glass tube partly filled with liquid, with a bubble of air inside. Spirit levels are used to test whether a surface is level, by the position of the bubble.  (气泡)水准仪 [TOP]spirit level 'spirit ˌʃOŋð>level noun [C] [especially BrE] 1. a tool used for testing whether a surface is level 水准仪 [TOP]spirit levelUK (US level) noun countable » a tool which contains a tube of liquid with an air bubble in it and shows whether a surface is level by the position of the bubble (气泡)水准仪 [TOP]spirit level
1.N-COUNT 可数名词 (气泡)水准仪 A spirit level is a device for testing to see if a surface is level. It consists of a plastic, wood, or metal frame containing a glass tube of liquid with an air bubble in it.