exploration

n.探测；探察

expertness, expiate, expiation, expiration, expire, expiry, explain, explanation, explanatory, expletive, explicable, explicate, explicit, explicitly, explicitness, explode, exploded diagram, exploit, exploitable, exploitation, exploratory, explore, explorer, explosion, explosive, explosively, exponent, exponential, exponentially, export, exportation, exporter, expose, expose to, exposed, exposition, expostulate, expostulation, exposure, exposure meter (also light meter),