Hipparchus的翻译，读音
英/hi'pa:kəs/
释义：
n. 希帕克斯（古希腊天文学家）
n. Greek astronomer and mathematician who discovered the precession of the equinoxes and made the first known star chart and is said to have invented trigonometry (second century BC)
n. Greek astronomer and mathematician who discovered the precession of the equinoxes and made the first known star chart and is said to have invented trigonometry (second century BC)