根据问题出现的背景,代数实部可以接受从负无穷到正无穷的所有数值。
"The beauty of life is in its unpredictability; it's what makes it worth living."
"The best portion of a good man's life: his little, nameless, unremembered acts of kindness and love."
我们都是在一艘叫做地球的小宇宙飞船上的宇航员。