单词	railroad gun
释义	railroad gun 铁道炮
随便看	course graph course heading course heading servo courseincreased course indicating beacon course indication course indicator course indicator display course information course instability coursekeeping course keeping course-keeping ability coursekeeping ability course keeping ability course-keeping device course-keeping mechanism course-keeping motion course-keeping performance course-keeping quality course keeping quality course-keeping steering course-keeping system course-keeping test course keeping test 袭1 袭2 袭3 袭4 袭人故智袭故蹈常袮袯袰袱苍黑苍龙苎苎麻苏苏丹苏伊士运河苏俄苏修苏克雷