单词	podostemon
释义	podostemon noun podo·​ste·​mon -mən 1 capitalized : a widely distributed genus (the type of the family Podostemonaceae) of rock-inhabiting submerged aquatic herbs having sessile involucrate flowers and poorly differentiated leaves see riverweed 2 plural -s : any plant of the genus Podostemon Word History Etymology New Latin, from pod- + Greek stēmōn threadwarp
随便看	echium echiums Echiurida echiuroid Echiuroidea echiuroids Echiurus echo echo box echo chamber echo organ echo ranging echo sounder echo sounding echo stop echo verse echocardiogram echocardiograms echocardiographer echocardiographers echocardiographic echocardiographies echocardiographs echocardiography echoed

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