| [/ɪnˈfɪnətɪ; ɪnˋfɪnətɪ/] n 用法:
1 [U] state of being endless or boundless; infinite nature 无穷; 无极; 无限; 大自然:
the infinity of space 空间的无限. 用法:
2 [U] infinite distance or point in space 空间中无限远的距离或点:
gaze into infinity, ie vaguely into the distance 向茫茫远方望去 *
Parallel lines meet at infinity. 平行线永不相交. 用法:
3 [U] (mathematics 数) number larger than any other that can be thought of (expressed by the symbol ); infinite quantity 无穷大, 无穷（符号为）:
Multiply y by infinity. 以无穷数乘y. =>App 4 见附录4. 用法:
4 [sing] indefinitely large amount 无限大的量:
an infinity of stars, of troubles, of things to do 星星、 麻烦、 要做的事无限多. |