音标:[pə'renɪəls] ;
n. 多年生植物( perennial的复数形式 )
n. (botany) a plant lasting for three seasons or more

perennials的用法和样例:

例句

用作名词(n.)
  1. Direct domestication of wild perennials is the more straightforward approach to creating perennial crops.要创造出多年生作物,直接驯化野生的多年生植物,是较直截了当的做法。
  2. Perennials - It makes sense to eliminate perennial weeds early.By pulling those first plants, you might prevent a hostile lawn takeover.多年生植物,尽早去除很有意义,当把大量杂草去处后,就可以避免草坪被杂草统治。

This is the VOA Special English Agriculture Report. Today we have a test for you -- a vocabulary quiz. The words are all related to agriculture. We start with two questions about terms for plants. Ready? First question: What do we call a plant that l

发表于:2018-12-07 / 阅读(100) / 评论(0) 分类 2010年VOA慢速英语(八)月

Landscaping a Home Mona: I want a lawn. Ive always pictured our new house with a lawn. Kellan: Lawns require a lot of water and upkeep. I think we should use hardscape for most of the yard and plant only drought-tolerant plants. Mona: I dont want my

发表于:2018-12-27 / 阅读(255) / 评论(0) 分类 2015年ESL之日常生活

1. perforate /ˈpɜ:fəˌreɪt/ -- (literally, bore through) make a hole or holes through; pierce; puncture The physician said the tack had gone through Betty's shoe and sock without perforating her skin. 医生说大头针穿过了贝蒂的鞋袜,但

发表于:2018-12-30 / 阅读(62) / 评论(0) 分类 突破英文词汇

The official first day of Spring came and went on 20th of the month. We've had a few very spring-like days, but usually the next day, it has returned to wintry weather. That's okay, though. There are signs that Spring is on its way. The birds are beg

发表于:2019-01-01 / 阅读(60) / 评论(0) 分类 英语博客 A cup of English

This is the VOA Special English Agriculture Report. Today we harvest some words. We are going to explain some commonly used terms for plants and farm animals. If you miss any, or if you want to test yourself, you can find a transcript and MP3 of our

发表于:2019-01-11 / 阅读(80) / 评论(0) 分类 VOA慢速英语2009年(七)月

Agriculture Report - Test Your Word Knowledge With a Quiz About Farm Terms This is the VOA Special English Agriculture Report. Today we have a vocabulary quiz. We start with two questions about terms for plants. OK, first question: What is the name f

发表于:2019-01-12 / 阅读(85) / 评论(0) 分类 2011年VOA慢速英语(十一)月

Test Your Vocabulary Knowledge of Farm Words 测试你关于农场的词汇知识 Today we have a vocabulary quiz. We start with two questions about terms for plants. First question: What is the name for a plant that lives only one year or one growin

发表于:2019-01-12 / 阅读(79) / 评论(0) 分类 2015年VOA慢速英语(六)月

Feed the Soil, Feed the Crops If African farmers are going to feed the continent, they may first want to feed the soil. Studies show farmland is often depleted of vital nutrients. But researchers say a combination of organic farming methods may help.

发表于:2019-01-13 / 阅读(133) / 评论(0) 分类 VOA标准英语2012年(九月)

Finance and Economics;Vegetable oil;What's cooking? 财经;植物油;发生了什么事? Edible oils are filling fuel tanks as well as bellies; 食用油填饱了肚子还要灌满油箱; Oil markets are full of uncertainty. Asian demand

发表于:2019-01-27 / 阅读(73) / 评论(0) 分类 经济学人财经系列

2006职称英语考试模全真拟试题理工类C级(一) 第一部分:词汇选择(第1-15题,每题1分,共15分) 下面共有15句子,每个句子均有一个词或短语划有底横

发表于:2019-02-07 / 阅读(117) / 评论(0) 分类 实用英语

Vegetable oil 植物油 Whats cooking? 发生了什么事? Edible oils are filling fuel tanks as well as bellies 食用油填饱了肚子还要灌满油箱 Sep 17th 2011 | from the print edition OIL markets are full of uncertainty. Asian demand is bo

发表于:2019-02-17 / 阅读(101) / 评论(0) 分类 经济学人综合

Vegetable oil 植物油 Whats cooking? 发生了什么事? Edible oils are filling fuel tanks as well as bellies 食用油填饱了肚子还要灌满油箱 Sep 17th 2011 | from the print edition OIL markets are full of uncertainty. Asian demand is bo

发表于:2019-02-17 / 阅读(86) / 评论(0) 分类 经济学人综合

appologies today for talking about one of my passions: gardening. It's that time again, whoopee! The weather has been perfect recently. Though there is snow on the tops of the nearby mountains, and the breeze is cold, the bright sun makes up for it.

发表于:2019-02-25 / 阅读(173) / 评论(0) 分类 英语博客 A cup of English
学英语单词
-mazia
accessing independent processing environment
acturience
alpha-Difluoromethylornithine
aminopolypeptidases
anthracite coal
arseniuretted hydrogen
assembly listing
atomic region
autoecious parasitism
ball metaphas (barber & callan 1943)
blindman's rule
Bolarque, Embalse de
Bourgneuf-en-Retz
can-type burner
capelan
Carex yulungshanensis
carpilius maculatus
Carrot R.
cauchy integral
chemabrasion
Chhattīsgarh Plain
Chirita polycephala
crassulaceous metabolism
crh
criterionof degeneracy
debuscope
diatomists
dog-watch
double circular sawmill
drive the centre
entraining plume
expouse
face-plate starter
fibbed
flame noise
folk ballads
Free Home
full irrigation
Gastrochilus fargesii
genius locis
gerstman
gingivopericementitis
hook lever
huddling together
hyperoxygenated
ice cream
incongenial
independent periods
indigogen
isostatically anomaly
Kholbon
load decrease
locally random set of numbers
Los Serranos
lots
Marignana
Mischief comes by pounds and goes away by ounces.
Montreal steak seasoning
moulding oil
movie-making
multicoupler
nkwi
old-economy
Omphalomonodidymy
other optical measurement equipment
outbreed
over-issue
paternalize
photogrammetric distortion
pint size
Platanthera lancilabris
pras
pulse digit
pulverizer
re stress
refount
remote deposit capture
report of investigation
rosagine
salt dissolving tank
sarhamnoloside
scyphoid
semisyllable
sight for sore eye
simple liquid mount
sleeper bar
solid visualization
spin doctor
spiraling costs
straight from the horses mouth
strategic air supply
strette
symmetrical structure
synthesizer
tail-rhymes
teva
thermal-shock
thickened gasoline
unimodular property
water pennywort
what's happening