She's always wanted to go ballooning.她总想乘坐热气球飞行。The country faces a ballooning budget deficit.该国面临着不断膨胀的预算赤字。The company is working on ways to curb ballooning costs.公司正在想办法控制激增的成本。She sat down, her cool skirt ballooning in the breeze.她坐了下来,凉爽的衣裙在微风中鼓起。