At the beginning, both Genpaku SUGITA and Junan NAKAGAWA were unable to read the Dutch language, and even Ryotaku MAENO's Dutch vocabulary was not enough for translation.
当初、玄白と淳庵はオランダ語を読めず、オランダ語の知識のある良沢も、翻訳を行うには不十分な語彙しかなかった。