seriplane

/ser-uh-pleyn/US // ˈsɛr əˌpleɪn //

宁静线,宁静剂,宁静的飞机,宁静

Definitions

n.名词 noun

1
- : a test for evaluating the quality of raw silk by inspecting it under controlled conditions for variations in the diameter of the yarn and for imperfections and content.