单词	inflow useful
释义	inflow useful 可用
随便看	second language second language acquisition second lieutenant second name second nature second opinion second person second sight second string second thought second wind Second World War second-best second-class second-degree second-degree burn second-generation second-guess second-hand second-hand, secondhand second-in-command second-rate second-string secondary secondary education 计获事足计行虑义计行言听计较锱铢计过自讼订讣认认1 认2 しってんしってん【失点】しってんばっとうしってんばっとう【七転八倒（七顚八倒）】しっとしっと【嫉妬】しっとうしっとうしっとうしっとう【執刀】