多年生的

Annual or perennial grasses cosmopolitan in northern hemisphere: bent grass (so named from 'bent' meaning an area of unfenced grassland).

遍布北半球各地的一年生或多年生禾草植物；翦股颖属的任何一种杂草，尤指几种牧草和草地禾草的任何一种（取义自没有围起来的牧场）。

From the experiment of 6 kinds of introduced plants, the conclusion are that in the most parts of the Loess Plateau, Lancer sweet pea, Regar meadow brome are very successful to plant, Spar yellow bluestem, Camber bluegrass and Utah sweet vetch are moderate, and partridge pea are limited to small range but has the potential to plant in the lower reaches of the Yellow River and the areas southward.

本论文所依托的项目共计从美国引进6种草本植物，已经确认在黄土高原地区引种十分成功的有2种：Lancer多年生香豌豆，Regar牧场草；较为成功的有3种：Spar黄兰沙梗草，Cambar康巴早熟禾，犹他甜苕子；适宜栽培范围较小的只有美丽鹧鸪豆1种，但它仍在黄河下游及以南地区有发展潜力。

From the experiment of 6 kinds of introduced plants, the conclusion are that in the most parts of the Loess Plateau, Regar meadow brome, Lancer sweet pea are very successful to plant, Spar yellow bluestem, Camber bluegrass and Utah sweet vetch are moderate, and partridge pea are limited to small range but has a potential to plant in the lower reaches of the Yellow River and the areas southward.

本论文所依托的项目共计从美国引进6种草本植物，已经确认在黄土高原地区引种十分成功的有2种：Regar牧场草、Lancer多年生香豌豆；较为成功的有3种：Spar黄兰沙梗草、Cambar康巴早熟禾、犹他甜苕子；适宜栽培范围较小的只有美丽鹧鸪豆1种，但它仍在黄河下游及以南地区有发展潜力。

Six kinds of superior Leguminosae and grasses including Sweet pea , partridge pea , Utah sweet vetch , meadow brome , yellow bluestem and cambar bluegrass are introduced from the Western and Middle parts of USA with similar climate to the Loess Plateau according to the theory of similarity of climate. The experiments are focused on adaptability, regularity of growth and development, eco-economic values, and technique and model of cultivation of the introduced plants, following the procedure of primary test, regional test and production test.

按照"气候相似论"的观点，选择与黄土高原生态条件较为接近的美国中西部地区，引进了多年生香豌豆、美丽鹧鸪豆、犹他甜苕子、牧场草、黄兰沙梗草、康巴早熟禾等6种优良水土保持草本植物，按照"初选试验—区域性试验—生产性试验"的程序，对引进植物的物候、抗性、生长发育规律、生态经济价值、栽培技术等进行系统研究。

Scapose perennials with caudices covered with petioles of previous years; trichomes almost exclusively simple, restricted to leaf margins and sepals abaxially; stems leafless or with 1-3 leafy bracts

为第二年的叶柄所覆盖的有茎基的Scapose的多年生植物；毛状体几乎专门简单，对背面叶缘和萼片限制；茎无叶的或具1-3叶状苞片 11 A。 alaschanica 贺兰山南芥

Self-sowing annuals and freely spreading perennials continue to find a place in the modern cottage garden, just as they did in the traditional cottager's garden.

而自播种子的一年生植物以及自由扩散的多年生植物继续在现代的"村舍花园"寻找自己的生存之地，这跟它们在传统"村舍花园"的生存之道没什么两样。

Canadian goldenrod is a perennial rhizomatic plant native to North America; it was introduced into China as ornamental plant in 1935, and has become one of the detrimental weeds in Shanghai.

加拿大一枝黄花是菊科多年生草本植物，同时具有无性繁殖和有性繁殖的习性，原产于北美洲。1935年作为观赏花卉引入中国之后逸生为杂草，现已成为上海最为常见的恶性杂草之一，对本地的生物多样性造成了严重的威胁。

Slender erect perennial of eastern North America having tuberous roots and pink-tinged white flowers; resembles meadow rue.

生长于北美东部的细长，笔直的多年生植物，具有块茎状的根和粉白色的花；类似于唐松草。

Having or consisting of woolly hairs.North American perennial with hairy basal pinnate leaves and purple flowers and plume-tipped fruits .

北美洲的一种多年生植物，具有多毛的羽状基叶，紫色的花朵，果实顶端有宿存的羽毛状花柱。

North American perennial with hairy basal pinnate leaves and purple flowers and plume-tipped fruits.

北美洲的一种多年生植物，具有多毛的羽状基叶，紫色的花朵，果实顶端有宿存的羽毛状花柱。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。