单词 | extravehicular activity |
释义 | extravehicular activity ex.tra.ve.hic.u.lar activity AHD: [µk”str…-v¶-h¹k“y…-l…r] D.J. [7ekstr*vi86h!kj*l*]K.K. [7Wkstr*vi6h!kj*l+]n.Abbr. EVA(名词)缩写 EVAActivity or maneuvers performed by an astronaut outside a spacecraft in space.太空中的宇航员在宇宙飞船外的活动 |
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