| 正面 | 3916.exploration 英 [eksplə'reɪʃ(ə)n]美 [,ɛksplə'reʃən]     |
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| 背面 |      释义： envelope 信封 “寄个信封去安慰老婆”n. 探测；探究；踏勘 例句： 1. We set out on this voyage of exploration with an open mind.我们以开放的心态开始了这次探索之旅。 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." |