cull的一般过去时怎么写？

cull的音标：cull的英式发音音标为：[kʌl]cull的美式发音音标为：[kʌl]...

cull的第三人称单数（三单）为：culls...

It is usually good practice to cull the poorest prior to field planting.通常在实践上的好方法是在出圃栽植前挑出最弱的苗木.To save remaining herds and habitat, the national parks department is planning to cull 2000 elephants.为挽救现存兽群和它们的栖息地，国家公园部计...

cull的现在完成时为：culled...

cull的复数形式为：culls...

vt.挑选，剔除，采，摘（花），精选n.拣出的东西，剔除...

the annual seal cull每年对海豹的选择性宰杀It is usually good practice to cull the poorest prior to field planting.通常在实践上的好方法是在出圃栽植前挑出最弱的苗木.Said Dr. Cull to the high school students touring the laboratory.卡尔博士对前来参观实验室的高中生们说....

cull的现在进行时为：culling...

collected的近义词/同义词有：unflappable, self-possessed, unperturbed, peaceful, placid, unruffled, composed, eventempered, self-controlled, cool, at, sedate, undisturbed, level-headed, ease, easy-going, serene, tranquil, nonchala...

roller skate的音标：roller skate的英式发音音标为：['rəulə skeit]roller skate的美式发音音标为：['rolɚ sket]...

Her limbs were insubstantial, almost transparent.她的四肢非常纤细,几乎是透明的。Mars has an insubstantial atmosphere, consisting almost entirely of carbon dioxide...火星的大气层极其稀薄,几乎全部由二氧化碳构成。Finite personalities are insubstantial fragment...

双椭圆率...

文盲的存在影响着英国的产业效益。但是，除此以外，更重要的是那些不具备读写能力的人也不太可能找到工作。Illiteracy threatens Britain's industrial performance. But, quite apart from that, the individual who can't read or write is unlikely to get a job.学校减少了, 文盲的实际数...

n.蓝晶石...

She suggests you first assess your income and outgoings.她建议你先估算一下自己的收入和开销。The newspaper used the neologism 'dinks', Double Income No Kids.报纸使用了新词“丁克族”，即“双收入无子女”。He was convicted of filing false income tax retur...

astringent的音标：astringent的英式发音音标为：[ə'strɪndʒənt]astringent的美式发音音标为：[ə'strɪndʒənt]...

...an accrual method of accounting.会计学中的应计法...molten lava from an active volcano.活火山喷出的熔岩...an opportunity for the leaders to become better acquainted.增进领导人之间相互了解的机会...an economy capable of absorbing thousands of immigra...

disorient的现在进行时为：disorienting...

戈尔纳的排名迅速上升。Goellner has shot up the rankings....

Many of our teachers also have valuable academic links with Heidelberg University...我们的很多老师也和海德堡大学保持着有益的学术联系。New four colour printing press outside of Heidelberg, CTP technology.全新对开海德堡四色印刷机, CTP技术.City view of Heidelber...

在晴朗的日子, 我们从这小山顶能看得很远很远.On a clear day, we can see ( for ) miles and miles from this hill - top.他有点高兴. 他爬向小山顶, 在荒芜的山坡上蹒跚着.He was half glad. He turned up the hill, and stumbled blindly over the wild slopes.当他到达小山顶时,他气喘吁吁.H...

n.螺旋（线）( spiral的名词复数 )，螺旋式的上升（或下降）v.盘旋上升（或下降）( spiral的第三人称单数 )，（物价等）不断急剧地上升（或下降）...

When someone has hayfever, the eyes and nose will stream and itch.花粉热临床表现为流泪、流涕，眼睛、鼻子发痒。Scratch my back—I've got an itch.帮我挠挠背——有点痒。I itch all over.我浑身痒。...