ground stroke ground stress test [能源科學(xué)技術(shù)]地應(yīng)力測試ground stress [地物] 地應(yīng)力ground stereogram [能源科學(xué)技術(shù)]地面立體圖ground states ground state beta disintegration [物理學(xué)]基態(tài)衰變[商業(yè)]基態(tài)衰變ground state n. [物] 基態(tài)ground staff 地勤人員；運(yùn)動場的維護(hù)人員ground squirrel [脊椎] 地松鼠ground speed 地速（指飛機(jī)飛行時相對于地面的水平速度）。ground sloth 地懶ground slag n. 礦渣粉ground skee [農(nóng)業(yè)科學(xué)]滑走器[軍事學(xué)]滑走器ground shield [電子] 接地屏蔽ground sheet ground settlement 地面沉陷ground sea 海嘯ground rules 基本原則，基本準(zhǔn)則。ground rule double [體育]場外二壘安打ground rule 程序；基本原則；體育場館的運(yùn)動章程