单词	唔關你事
释义	同BUSINESS
随便看	second involute of the circle second ionization second ionization potential second isolation valve second isomorphism theorem second job second jugal vein second juice second kind model second kind of error second kind oxidation-reduction electrode second lady second lane second language second largest entry second lateral thoracic suture second law of laplace second law of motion second law of the mean second law of thermodynamics second law of thremodynamics second layer second leaving second lesson second level