单词	穿堂門
释义	同Crossing
随便看	closed symbiotic system closed system closed--system closed-system separator closed talik closed-tank pressure calibration closed tensor field closed term closed thermodynamic cycle closed thermodynamic system closed time closed time-- closed season closed time; closed season closed torus closed track circuit closed traffic closed traverse closed-tube manometer closed tube model closed tube test closed tube tests closed tubule closed type closed type bearing closed-type bearing