一年生植物

"Dodder:any of various leafless, annual parasitic herb s of the genus Cuscuta that lack chlorophyll and have slender, twining, yellow or reddish stems and small whitish flowers."

菟丝子：菟丝子属植物一年生无叶寄生草本植物菟丝子属，缺少叶绿素，有细长蜷曲黄色或浅红色茎，开白色小花。

"Dodder:any of various leafless, annual parasitic herbs of the genus Cuscuta that lack chlorophyll and have slender, twining, yellow or reddish stems and small whitish flowers."

菟丝子：菟丝子属植物一年生无叶寄生草本植物菟丝子属，缺少叶绿素，有细长蜷曲黄色或浅红色茎，开白色小花。

Any of various leafless, annual parasitic herbs of the genus Cuscuta that lack chlorophyll and have slender, twining, yellow or reddish stems and small whitish flowers.

菟丝子，菟丝子属植物一年生无叶寄生草本植物菟丝子属，缺少叶绿素，有细长蜷曲黄色或浅红色茎，开白色小花

The vertical roots of short-lived grasses Erodium axyrrhynchum and annual grasses Ceratocarpus arenarius formed before May so to avoid the drought season.

3一年生草本植物角果藜的根系垂直生长主要发生在4月至5月中旬，短命植物尖喙牻牛儿苗的根系垂直生长主要在5月之前，两者都是在干旱季节来临之前垂直根迅速生长，以增加水分吸收。

Coarse annual grass having fingerlike spikes of flowers; native to Old World tropics; a naturalized weed elsewhere.

粗糙一年生草本具有手指状花穗；属旧域热带植物；广部杂草。

Flaveria bidentis,a potential exotic invasive weed to agro-ecosystem and rangeland ecosystem,has recently invaded Tianjin City and Hebei Provincein North China,and is spreading further.

菊科黄菊属植物黄顶菊近年出现在我国华北地区天津市和河北省的衡水、廊坊等地，其入侵范围有不断扩大的趋势。黄顶菊是一种入侵性极高的一年生杂草，对农牧业生态系统有极大的破坏性。

Herbs annual or short-lived perennial, glabrescent or puberulent with simple hairs.

一年生草本或者短暂多年生植物，后脱落或具单毛。

Herbs annual, biennial, or perennial, often glabrous and glaucous.

一年生草本，二年生草本，或多年生植物，通常无毛和有白霜。

Up to May 2000, before water delivering, the cutting off runoff of lower Tarim River had been continued for 30 years, all the surface water had disappeared for a long time. It forces the environment which is originally controlled by dry circulation to develop rapidly toward dry environment. The desertification had expanded greatly. As the results, a large number of the saline meadow and halophilous shrub deserta had disappeared.

：由于近30a的断流，使本来就处于干旱环境中的塔里木河下游末端朝着更加干旱的方向急剧发展，致使原有的荒漠植被大量消失，植物成片死亡，或濒于死亡，并形成大片裸地；遗留种类极度贫乏，群落结构简单，一年生草本植物趋于灭绝。

Australian annual everlasting having light pink nodding flower heads; sometimes placed in genus Helipterum.

具有淡粉色下垂花冠的一年生澳洲鼠曲草属植物；有时也归为小麦秆菊属。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。