1.
We discuss adjacency matrix of completc graph, and also give another sufficient and necessary condition on that a tree is pleasant.
并对完全图的邻接矩阵进行了讨论,也给出了树为优美树的充要条件。
2.
This species has ornamental value as a garden plant.
本种树形优美，是良好的观赏树种。
3.
large ornamental tree with graceful gradually spreading branches common in eastern North America.
高大、装饰用的树，有优美的渐渐伸展的树枝，一般生长在北美洲东部。
4.
Australasian evergreen conifer having a graceful head of celery-like foliage composed of phyllodes borne in the axils of scalelike leaves.
澳大拉西亚常绿针叶树，树冠优美，叶似芹菜叶，鳞状叶腋长有叶状柄。
5.
It's unique in modern dance, its steps are graceful, elegant and poetic.
它在现代舞中独树一帜，舞步优美、高雅、富有诗意。
6.
There's a small stream near my house with willows on the banks. It's beautiful scenery.
我家附近有一条小溪，溪边有柳树，风景很优美。
7.
On the Gracefulness of Graphs C_n∪T_k
圈C_n与树T_k生成的单圈图的优美性及其它标号
8.
in some classification systems placed in family Cyatheaceae: ornamental tree ferns with coarse gracefully drooping fronds.
在一些分类中归入桫椤科；观赏树蕨，叶下垂，粗糙而优美。
9.
...he beheld a shepherd seated beneath a tree, awakening sweet echoes on his flute
他看到一个牧羊人坐在树下吹着优美动听的笛子。
10.
graceful deciduous shrub or small tree having attractive foliage and small red berries that turn black at maturity and are used for making wine.
优美的每年落叶的灌木或小树，有吸引人的树叶和小红浆果，成熟时变成黑色，被用做酿酒。
11.
hardy catalpa
美国梓树(俗称黄金树)
12.
palm of Central and South America.
产于中美和南美的椰树。
13.
native to Asia, Australia, and East Indies, where it provides timber called pyinma; used elsewhere as an ornamental for its large showy flowers.
原产亚洲、澳洲和东印度，优质木材；由于其美丽的大花而被当做观赏树木。
14.
A tree be know by the fruit, not by the leaves .
判断树优劣，看果不看叶。
15.
The park had fine trees, and there were deer roaming among them.
猎苑里树木优良，鹿漫游于树间。
16.
large American shade tree with large dark green leaves and rounded crown.
高大美洲遮荫树,树叶大,深绿色,树冠圆形。
17.
(of persons) lacking in refinement or grace.
（指人）不文雅优美。
18.
cop+[ 2 ] hours
[美俚]优胜，获胜