máy bay tàu bay khí cầu 
aircraft like: khí cầu → →
mit einem Heißluftballon fliegen ☊ 
bay trên khinh khí cầu ☊ 
☊ With a cry of 'Stop thief!' he ran after the boy. ☊ cry ☊
Her son developed asthma when he was two. ☊ develop ☊
All eyes were on him (= everyone was looking at him) as he walked on to the stage. ☊ eye ☊
a hot-air balloon flight ☊ flight ☊
I'll ask Simon to ring you back when he gets in. ☊ ring back, ring sb back ☊
It was many years before the full story was made public. ☊ story ☊