pitch-faced 中文意思是什麼
pitch-faced
解釋
鑿面的-
Renaissance craftsmen, moreover, would have faced severe technical challenges in silvering and sealing a concave mirror, which required the application of hot tar and pitch on the outside of the glass
文藝復興時代的工匠在塗銀與裝置凹面鏡時,還要面對更多艱難的技術挑戰,那需要在玻璃表面施予滾燙的焦油與瀝青。
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