English translation for "首次在空中航行的飞行器是气球"

the first vehicles to navigate the air were balloons

Related Translations:

首次火警:  initial alarm

首次近似:  first approximallonfirst approximation

首次见面:  br / first meetingfirstmeeting

首次设置:  ersteinstellung

首次登山:  first ascent

首次展出:  opening show

首次映出:  premier show

首次存款:  initial deposit

首次精炼:  first pass refining

首次碰撞:  initial collision

Similar Words：

"首次用于实验的" English translation, "首次用作实验的" English translation, "首次有界区间度量" English translation, "首次载人航天飞行" English translation, "首次在华引入希尔顿花园客栈" English translation, "首次在欧洲推出波伊斯" English translation, "首次展出" English translation, "首次展示" English translation, "首次折桂" English translation, "首次阵风" English translation