对称的英文：
symmetry
symmetrical

参考例句：

Bilaterally symmetrical.Used of organisms or parts.
两侧对称的两边对称的，用于生物体或器官

Chinese fancy knots are symmetrical and well balanced.
中国结是对称的、非常平衡。

Oscillation ripple.
对称波痕。

Most people's faces are asymmetrical.
多数人的脸并不对称.

A central force is one derived from a potential-energy function that is spherically symmetric.
中心力是由球对称的势能函数而来的力。

"English Opening, Symmetrical, Main line with d4"
英吉利开局,对称变例,d4主线

Of or relating to diatoms of the class Pennales,distinguished by bilaterally symmetrical form.
硅藻的属于或有关以双侧对称形状著名的硅藻的

If you are not fitting an asymmetrical figure, the two sides should be the same length.
若你不试穿,但体型是对称的,则两边的缝子长度应该是同样的。

Small class of bilaterally symmetrical marine forms comprising the tooth shells.
由两边对称的海洋掘足纲软体动物组成的一个小纲。

Either of two mackerel sharks of the genus Isurus,characterized by a large heavy body and a nearly symmetrical tail.
灰鲭鲨，尖嘴鲭鲨任一种属于鲭鲨属的鲭鲨，特点是具有硕大沉重的身体和近乎对称的尾巴

symmetry是什么意思：
n. 对称（性）；匀称

Symmetry and balance
对称和平衡

I feel the delicate symmetry of a leaf.
我感触到一片树叶的完美的对称性。

The kite is a tetragon with one line of symmetry.
风筝是个有一条对称线的四边形。

There is little trouble in achieving balance when symmetry is used.
在保持匀称与获得平衡之间常有点小麻烦。

The need to incorporate a staircase prevented perfect symmetry.

symmetrical是什么意思：
adj. 对称的

The plan of the ground floor is completely symmetrical.
一楼的平面图是完全对称的。

Chinese fancy knots are symmetrical and well balanced.
中国结是对称的、非常平衡。

The crimp shall be generally symmetrical with minimal burrs.
通常卷边应与最少毛边对称。

Networks for which these matrices are symmetric are called reciprocal networks
如果一个网络，它的这些矩阵都是对称的，则把它称为可逆网络。

He introduced to us the symmetrical arrangement of the garden
他为我们介绍了花园中对称的布局。