explorationn.
英 eksplə'reɪʃ(ə)n | 美 ,ɛksplə'reʃən
中文n. 探测；探究；踏勘
词根词源
exploration (n.)1540s, from Middle French exploration and directly from Latin explorationem (nominative exploratio) "an examination," noun of action from past participle stem of explorare "investigate, examine" (see explore). Alternative explorement is from 1640s.
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