n. ligature
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使用连字符-分隔关键字。
Use hyphens to separate keywords.
youdao
自由连字旨在装饰，并非专门为可读性设计。
Discretionary ligatures are designed to be ornamental, and not specifically designed for readability.
连字式复合形容词的使用频率最大，其次是连字式复合名词。
Adjective hyphenated compounds are of higher frequency than the other types of HCW.
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