He was full of jocularity and savoir-faire.
他幽默诙谐，处世机敏。
柯林斯例句
He was renowned throughout the diplomatic world for his savoir faire.
他在外交界以灵活应变而闻名遐迩.
《简明英汉词典》
You need both Capital and savoir - faire to a successful entrepreneur.
想成为一位成功的企业家需要资本及机智.
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