【醫(yī)】 reverse valves

防的英語翻譯：

defend; guard against; prevent

逆的英語翻譯：

athwart; contradictorily; counter; disobey; go against; inverse
【醫(yī)】 contra-

截的英語翻譯：

cut; section; sever; stop

門的英語翻譯：

class; door; gate; gateway; ostium; phylum; school
【計(jì)】 gate
【醫(yī)】 binary division; hili; hilum; hilus; phylum; pore; Pori; porta; portae
portal; porus; pyla
【經(jīng)】 portal