captive balloon meaning in English
系留气球
Examples
- Flying kites captive balloons model aircraft
飘放风筝系留气球放飞模型飞机 - Flying captive balloons kites
系留气球放飞/飘放风筝 - Flying kites captive balloons
系留气球放飞飘放风筝 - Captive balloon communication
系流气球通信 - Captive balloon survey
系留气球勘测