A balloonfloated across the sky.
（图片来源网络，侵删）
气球飘过天空。
1.Gas dilates the balloon.
气体使气球膨胀。
2.The child pricked the balloon and it burst.
那孩子在气球上刺了个洞pricked，气球就爆了。
3.I want to hop the Atlantic by a hot-air balloon.
我想乘坐热气球飞越大西洋。
4.His overcoat was swollen like a full balloon by the wind.
5.Larry fulfilled his dream, and set a record for a gas-filled balloon flight.
拉里实现了梦想pricked，而且创造了一项以充气气球飞行的记录。
