trephination

英式发音 [ˌtrefɪ'neɪʃən] 美式发音 [ˌtrefə'neɪʃən]

一般意思：

n.[医]环钻术 环锯术

完整意思：

切开颅骨；切开头部的手术；以放血、减轻头痛为目的而切开颅骨的外科手术。

词性：

名词

造句：

1. Trephination was commonly used in ancient civilizations as a method to relieve pressure on the brain.
2. The ancient Egyptians practicedtrephinationfor both medical and religious purposes.

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