请输入您要查询的英文单词:
单词
quadratic equation
释义
WordReference Random House Unabridged Dictionary of American English © 2024
quadrat
′
ic equa
′
tion,
[
Math.
]
Mathematics
an equation containing a single variable of degree 2. Its general form is
ax
2
+
bx
+
c
= 0, where
x
is the variable and
a, b,
and
c
are constants (
a
≠ 0).
1680–90
随便看
ringtail monkey
ring taw
ringtone
ringtoss
ring up
ringwood
ringworm
rink
rinkhals
rink rat
rinky-dink
rinky-tink
rinsability
rinsable
rinse
rinseability
rinseable
rinsed
rinsing
riobamba
rio branco
rio de janeiro
rio grande
rio grande do norte
rio grande do sul
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:2025/11/12 16:49:35