请输入您要查询的英文单词:
单词
four-color problem
释义
WordReference Random House Unabridged Dictionary of American English © 2024
four
′
-col
′
or prob′lem
(fôr
′
kul
′
ər, fōr
′
-),
USA pronunciation
[
Math.
]
Mathematics
the problem, solved in 1976, of proving the theorem that any geographic map can be colored using only four colors so that no connected countries with a common boundary are colored the same color.
Also called
four
′
-col
′
or the′orem.
1875–80
随便看
scofield
scoinson arch
scoke
scold
scoldable
scolder
scolding
scolding bridle
scoldingly
scolecite
scolex
scolion
scoliosis
scollop
scolopendrid
scombrid
scombroid
sconce
sconced
sconcheon
sconcheon arch
sconcing
scone
s. con. res.
scooby doo
英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2026/4/22 0:30:17