free balloon [航] 自由气球 ; 升空的气球
free balloon concentration ring 自由气球集索环
unmanned free balloon 无人驾驶自由气球
free balloon concentration 自由气球集索环
Free Balloon Only 仅自由气球
free balloon station 自由气球站
free balloon separation 自由脱开气圈
Balloon Gunner Free 气球炮手
Balloon Gentleman FREE 热气球绅士
The nice lady at Longs Drugs offered us a free balloon, then said, "I bet I know your favorite color!" and handed Daisy a pink one rather than letting her choose for herself.
朗斯药店的那个好心的太太送给我们一个免费的气球,说“我敢打赌我知道你最喜欢的颜色”,说着就递过来一个粉色的,根本没让Daisy自己挑。
An unmanned free balloon shall refer to a freely drifting inflatable object which is driven with no power, is piloted by nobody, is lighter than air, and whose gross mass is more than 4 kilograms.
无人驾驶自由气球,是指无动力驱动、无人操纵、轻于空气、总质量大于4千克自由漂移的充气物体。
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