Translation of "Balloon" in Chinese

The balloon was caught in the tree.

這顆氣球被樹絆住了。

Have you ever ridden in a hot air balloon?

您乘过热气球吗？

The surface of a balloon is not an Euclidean space, and therefore does not follow the rules of Euclidean geometry.

氣球的表面不是歐幾里得空間, 因此不遵守歐幾里德幾何的規則。