印欧祖語 *dhregh- / 語根(英語) treat, tract, tra, draw, draf, drag印欧祖語*dhregh-引っ張る引きずる語根(英語)treat, tract, tra, draw, draf, drag引っ張る引く*dhregh- ( treat, tract, tra, draw, draf, drag ) が語源の英単語一覧