Bopomofo

例句：

1. 1. The bubbles of the soapy water were so clear and transparent.
   肥皂水里的气泡非常清澈透明。
2. 2. The children are playing with bubbles in the park.
   孩子们在公园里和泡泡一起玩。
3. 3. The bubbles burst as soon as they hit the surface.
   泡泡一碰到表面就破了。