词汇	Swallow-tailed Gull
释义	Swallow-tailed Gull n.燕尾鸥
随便看	director test and evaluation director textbook Director thegold director theory of motivation direct orthogonal correction director train indicator directorship director ship directorships director-sight system director signal director signal switch director simulation circuit board tester director's interest directors' interests director's loan Directors,Medical Directors nominate directors directors of board directors of central intelligence director's office directors of lower echelon of the board directors of research directors of the section office director space