详细解释:a. 血红色的, 满怀希望的, 乐观的
n. 血红色, 红粉笔
vt. 用血沾污, 血染
【医】 多血的, 热情的
词型变化：
名词:sanguineness副词:sanguinely英语解释：
名词 sanguine:
a blood-red color形容词 sanguine:
confidently optimistic and cheerfulinclined to a healthy reddish color often associated with outdoor life同义词：rubicund, ruddy, florid