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单词
imaginary circle
释义
imaginary circle
imaginary circle
[
i¦maj·ə‚ner·ē ′sər·kəl
]
(mathematics)
The set of points in the
x-y
plane that satisfy the equation
x
2
+
y
2
= -
r
2
, or (
x
-
h
)
2
+ (
y
-
k
)
2
= -
r
2
, where
r
is greater than zero, and
x, y, h
, and
k
are allowed to be complex numbers.
随便看
ck
ck.
ck-1
ck1
ck-10
ck10
ck-12
ck-13
ck13
ck-14
ck14
ck-15
ck15
ck-16
ck16
ck-17
ck-18
ck-19
ck19
ck2
ck-20
ck20
ck-23
ck23
ck-24
英语词典包含2567994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。
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更新时间:2026/10/24 16:13:16