pollen

noun

/ˈpɒlən/

/ˈpɑːlən/

[uncountable]

fine powder, usually yellow, that is formed in flowers and carried to other flowers of the same kind by the wind or by insects, to make those flowers produce seeds花粉
- bees gathering pollen正在采集花粉的蜜蜂
- The pollen record shows that this plant was never common on the island.花粉记录显示这种植物在岛上一向罕见。
- the few weeks a year that corn pollen is shed一年中玉米散落花粉的几周
Collocations The living world
The living world生物界Animals动物
- animals mate/breed/reproduce/feed (on something)动物交配／繁育／繁殖／以…为食
- fish/amphibians swim/spawn (= lay eggs)鱼／两栖动物游动／产卵
- birds fly/migrate/nest/sing鸟飞翔／迁徙／筑巢／啼叫
- insects crawl/fly/bite/sting昆虫爬／飞／咬／叮
- insects/bees/locusts swarm昆虫／蜜蜂／蝗虫成群地飞来飞去
- bees collect/gather nectar/pollen蜜蜂采蜜／花粉
- spiders spin/weave a web蜘蛛结网／织网
- snakes/lizards shed their skins蛇／蜥蜴蜕皮
- bears/hedgehogs/frogs hibernate熊／刺猬／青蛙冬眠
- insect larvae grow/develop/pupate昆虫的幼虫生长／发育／化蛹
- an egg/a chick/a larva hatches卵孵化；小鸡出壳；幼虫孵出
- attract/find/choose a mate吸引／找到／选择配偶
- produce/release eggs/sperm产卵；排卵；产生／释放精子
- lay/fertilize/incubate/hatch eggs产卵；使卵受精；孵卵
- inhabit a forest/a reef/the coast栖居于森林／礁石／海岸
- mark/enter/defend (a) territory标出／进入／保卫领地
- stalk/hunt/capture/catch/kill prey悄悄接近／猎杀／捕获／杀死猎物
Plants and fungi植物和真菌
- trees/plants grow/bloom/blossom/flower树木／植物生长／开花
- a seed germinates/sprouts种子发芽
- leaves/buds/roots/shoots appear/develop/form叶子／花蕾／根茎／幼苗长出来／长大／成形
- flower buds swell/open花蕾含苞欲放／绽放
- a fungus grows/spreads/colonizes something菌类生长／扩散／长满…
- pollinate/fertilize a flower/plant给花／植物授粉
- produce/release/spread/disperse pollen/seeds/spores长出／传播花粉／种子／孢子
- produce/bear fruit结果
- develop/grow/form roots/shoots/leaves长出根茎／嫩芽／叶子
- provide/supply/absorb/extract/release nutrients提供／吸收／提取／释放营养物
- perform/increase/reduce photosynthesis进行／增加／减少光合作用
Bacteria and viruses细菌和病毒
- bacteria/microbes/viruses grow/spread/multiply细菌／微生物／病毒生长／扩散／繁殖
- bacteria/microbes live/thrive in/on something细菌／微生物在…中存活／大量生长
- bacteria/microbes/viruses evolve/colonize something/cause disease细菌／微生物／病毒进化／长满…／引发疾病
- bacteria break something down/convert something (into something)细菌（将某物）分解／转化（成某物）
- a virus enters/invades something/the body病毒进入／侵入某物／身体
- a virus mutates/evolves/replicates (itself)病毒变异／演化／（自我）复制
- be infected with/contaminated with/exposed to a new strain of a virus/drug-resistant bacteria感染上／接触到一种新病毒／抗药性细菌
- contain/carry/harbour bacteria/a virus带有细菌／病毒
- kill/destroy/eliminate harmful/deadly bacteria杀灭有害的／致命的细菌
Topics Plants and treesb2
Collocations Dictionary
verb + pollen
- collect
- gather
- produce
- …
pollen + noun
- grain
- count
- analysis
- …
词源mid 18th cent.: from Latin, literally ‘fine powder’.

词汇	pollen
释义	pollen noun /ˈpɒlən/ /ˈpɑːlən/ [uncountable] fine powder, usually yellow, that is formed in flowers and carried to other flowers of the same kind by the wind or by insects, to make those flowers produce seeds花粉 bees gathering pollen正在采集花粉的蜜蜂 The pollen record shows that this plant was never common on the island.花粉记录显示这种植物在岛上一向罕见。 the few weeks a year that corn pollen is shed一年中玉米散落花粉的几周 Collocations The living worldThe living world生物界Animals动物 animals mate/breed/reproduce/feed (on something)动物交配／繁育／繁殖／以…为食 fish/amphibians swim/spawn (= lay eggs)鱼／两栖动物游动／产卵 birds fly/migrate/nest/sing鸟飞翔／迁徙／筑巢／啼叫 insects crawl/fly/bite/sting昆虫爬／飞／咬／叮 insects/bees/locusts swarm昆虫／蜜蜂／蝗虫成群地飞来飞去 bees collect/gather nectar/pollen蜜蜂采蜜／花粉 spiders spin/weave a web蜘蛛结网／织网 snakes/lizards shed their skins蛇／蜥蜴蜕皮 bears/hedgehogs/frogs hibernate熊／刺猬／青蛙冬眠 insect larvae grow/develop/pupate昆虫的幼虫生长／发育／化蛹 an egg/a chick/a larva hatches卵孵化；小鸡出壳；幼虫孵出 attract/find/choose a mate吸引／找到／选择配偶 produce/release eggs/sperm产卵；排卵；产生／释放精子 lay/fertilize/incubate/hatch eggs产卵；使卵受精；孵卵 inhabit a forest/a reef/the coast栖居于森林／礁石／海岸 mark/enter/defend (a) territory标出／进入／保卫领地 stalk/hunt/capture/catch/kill prey悄悄接近／猎杀／捕获／杀死猎物 Plants and fungi植物和真菌 trees/plants grow/bloom/blossom/flower树木／植物生长／开花 a seed germinates/sprouts种子发芽 leaves/buds/roots/shoots appear/develop/form叶子／花蕾／根茎／幼苗长出来／长大／成形 flower buds swell/open花蕾含苞欲放／绽放 a fungus grows/spreads/colonizes something菌类生长／扩散／长满… pollinate/fertilize a flower/plant给花／植物授粉 produce/release/spread/disperse pollen/seeds/spores长出／传播花粉／种子／孢子 produce/bear fruit结果 develop/grow/form roots/shoots/leaves长出根茎／嫩芽／叶子 provide/supply/absorb/extract/release nutrients提供／吸收／提取／释放营养物 perform/increase/reduce photosynthesis进行／增加／减少光合作用 Bacteria and viruses细菌和病毒 bacteria/microbes/viruses grow/spread/multiply细菌／微生物／病毒生长／扩散／繁殖 bacteria/microbes live/thrive in/on something细菌／微生物在…中存活／大量生长 bacteria/microbes/viruses evolve/colonize something/cause disease细菌／微生物／病毒进化／长满…／引发疾病 bacteria break something down/convert something (into something)细菌（将某物）分解／转化（成某物） a virus enters/invades something/the body病毒进入／侵入某物／身体 a virus mutates/evolves/replicates (itself)病毒变异／演化／（自我）复制 be infected with/contaminated with/exposed to a new strain of a virus/drug-resistant bacteria感染上／接触到一种新病毒／抗药性细菌 contain/carry/harbour bacteria/a virus带有细菌／病毒 kill/destroy/eliminate harmful/deadly bacteria杀灭有害的／致命的细菌 Topics Plants and treesb2 Collocations Dictionaryverb + pollen collect gather produce … pollen + noun grain count analysis … 词源mid 18th cent.: from Latin, literally ‘fine powder’.
随便看	pull wires pull your finger out pull your horns in pull your punches pull yourself together pull-yourself-together pull yourself up by your bootstraps pull yourself up by your own bootstraps pull yourself up by your (own) bootstraps pull your socks up pull your weight pull–down pull–up pulmonaries pulmonary pulp pulp_1 pulp_3 pulped pulper pulpers pulp fiction pulp-fiction pulpfiction pulp-fiction_1