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freckle什么意思、怎么读?单词用法、记忆法、发音音标、反义词辨析、词语翻译、例句造句

freckle 音标:['frekl ]

n. 雀斑, 斑点【医】 非曝露部雀斑

The research development of channel segregation (freckle) during solidification in multi-component systems is discussed, including the freckle characteristic, influencing factor and physical feature.

摘要对多组元复杂体系(尤其是高温合金体系)在凝固过程中形成的通道偏析即黑斑的研究现状进行了评述,包括黑斑的存在方式、影响因素和物理特�

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