张 ㄓㄤ zhāng 柏 ㄅㄛ ˊ bó 芝 ㄓ zhī 張 ㄓㄤ zhāng 柏 ㄅㄛ ˊ bó 芝 ㄓ zhī Cecilia Cheung (1980-), Hong Kong actress and pop singer