sanguineKK [ˋsæŋgwɪn] /ˈsæŋɡwɪn/發音形容詞1樂觀的、充滿信心的正式Investors remain sanguine about the company's long-term prospects.投資人對這家公司的長期前景仍然樂觀。2紅潤的、血紅色的舊式He had a sanguine complexion and a hearty laugh.他面色紅潤,笑聲爽朗。名詞1血紅色、赭紅色正式The artist sketched the portrait in sanguine on rough paper.那位畫家用赭紅色在粗紙上畫出這幅肖像。