roost的复数形式怎么写？

roost的一般过去时为：roosted...

Instinct led the pigeons back to the roost.鸽子的本能使它们返回鸽棚.Chickens roost at night.鸡晚上歇息.Birds roost in [ on ] the trees.鸟儿 栖 在树上....

roost的音标：roost的英式发音音标为：[ru:st]roost的美式发音音标为：[rust]...

n.栖木，鸡棚，（鸟类）栖息处，歇息处vi.栖息，过去事情的恶果显现出来，自食恶果，得到报应...

roost的现在完成时为：roosted...

roost的现在进行时为：roosting...

You should not have sold the car in that unsafe condition ; sooner or later your misdeeds will come home to roost.你不该把那辆不安全的车卖掉, 你的不端行为迟早会得到报应.For years he avoided paying tax. But now his chickens have come home to roost...

roost的第三人称单数（三单）为：roosts...

v.蹦蹦跳跳地跑，惊惶奔跑( scamper的现在分词 )...

fluphenazne的音标：fluphenazne的英式发音音标为：[flʌfɪ'neɪzn]fluphenazne的美式发音音标为：[flʌfɪ'neɪzn]...

tussle的音标：tussle的英式发音音标为：['tʌsl]tussle的美式发音音标为：['tʌsəl]...

cheering的音标：cheering的英式发音音标为：['tʃɪərɪŋ]cheering的美式发音音标为：['tʃɪrɪŋ]...

“电负性”的英语可以翻译为：electronegativity ...

The theory of relativity originates with Albert Einstein.相对论是爱因斯坦创立的.All knowledge originates from labour.一切知识起源于劳动.All genuine knowledge originates in direct experience.一切真知都是从直接经验发源的....

甘氨四环素...

n.高压整流二极管...

colligating的音标：...

Old buses are major contributors to pollution in British cities.破旧的公交车是造成英国城市污染的主要因素。Older people are important contributors to the economy.老一辈人为发展经济作出了重要贡献。The core of regular contributors is essential to the magazine.有...

Megamalls and fast food restaurants line the highway system.公路系统沿线有大型商场和快餐店。Word has been spreading fast of the incidents on the streets.有关街头骚乱的消息迅速传播开来。The band was starting to play a fast, loud number.乐队奏起一首很大声的快歌。...

那时候植物学和本草学实际上是同义的.In those days botany was virtually synonymous with herbalism.对本草学、食疗学 、 营养学均有贡献.It makes a significant contribution materia medica , dietetics and nourishment.介绍金银花的本草学 、 生药学、化学成分 、 品质评价、药理作用等方面的研究进展.Th...

Dyspnea is the perception of uncomfortable , distressful, or labored breathing.呼吸困难是病人对呼吸不适 、 呼吸困苦或费力的自我感觉.I was close enough to the elk to hear its labored breathing.我离那头麋鹿非常近，能听见它吃力的呼吸声。He labored under the delusion th...

n.亚麻布( linen的名词复数 )，家庭日用织品...

adv.好批评地，吹求疵地...