常見(jiàn)例句decometer for measuring stages of ascent of surfers 測(cè)量沖浪運(yùn)動(dòng)員上浮程度的臺(tái)卡計(jì)Decca navigator decometer unit 臺(tái)卡導(dǎo)航儀指示器單元 返回 decometer