- 相关词组
- submarine periscope潜艇潜望镜
- sextant stand六分仪座
- sextant altitude correction六分仪高度修正
- gyro sextant陀螺六分仪
- search periscope搜索用的潜望镜
- tank periscope坦克潜望镜
- marine sextant航海六分仪
- gyroscope sextant陀螺六分仪
- mirror sextant反光镜六分仪
- micrometer sextant测微六分仪
- high-power periscope高倍潜望镜
- scanning periscope扫描潜望镜
- vernier sextant游标六分仪
- height-measuring sextant测高六分仪
- submarine's proceeding state at periscope depth潜艇潜望深度航行状态
- trench periscope堑壕潜望镜
- surveying sextant测量六分仪;水文地理测量六分仪
- night periscope夜间潜望镜
- low-light sextant微光夜视六分仪
- hydrographical sextant水文地理测量六分仪
- 今日热词
- 热门搜索
- excitement n.兴奋;激动;刺激;令人激动(或兴奋)的事
- brass n.黄铜;铜管乐器;钱;黄铜饰品（尤指马挽具上的黄铜圆片）;v.〈英〉付（款）;[冶]把…包铜;〈口〉无耻地胡搞;
- thief n.小偷，盗贼;<口>（使蜡外流的）蜡烛心结的烛花;
- minimum adj.最小的;(数量)极少的;adv.最低;
- farfetch vi.牵强地得到（词语等）n.<旧>高深的计谋
- headteacher n.中小学的校长;
- probable adj.可能的;大概的;n.很可能的事;可能入选者;
- weave v.编，织;编造;迂回行进;n.编法，织法;
- betray v.出卖，辜负;背叛;流露出;
- defence n.防御;国防;辩护（律师）;答辩;防守（队员）;卫冕赛;
- photo n.照片，相片;vt.& vi.（给…）拍照;
- widow n.寡妇，遗孀;v.使丧偶;
