{SE で始まる英単語 K#F85E/4686-D4B1}宇田川浩行(52){〈service〉}{〈sepia〉}{〈senate〉}{〈sensation〉}{〈seminar〉}{〈sensitive〉}{〈severe〉}{〈serve〉}{〈sesame〉}{〈September〉}
{〈service〉 K#F85E/D64E-77B5}宇田川浩行 英単語 奉仕サービス。 (6){サービス}{〈personal knowledge management service〉}{〈knowledge networking service〉}{〈knower as a service〉}{〈social networking service〉}{service}