crystal ball
crystal-ball的词性:
n.(名词)
1. A globe of quartz crystal or glass in which images, especially those believed to portend the future, are supposedly visible to fortune tellers.
水晶球:一种石英水晶球或玻璃球,占卜者被设想可以看到其中的图象,尤指那些被认为能预示未来的图象
2. A vehicle or technique for making predictions.
语言工具,语言技术:用来作预言用的工具或技术