B2 adjective /ˈnɑː.lɪ.dʒə.bəl/

Knowledgeable

博学的; 知识丰富的; 有教养的

Meaning

having extensive knowledge; well-informed; educated

Example

She is very knowledgeable about ancient history.

她对古代历史非常了解。

B2 noun /ˈkɪdni/

Kidney

肾脏

Meaning

either of a pair of organs that filter waste products from the blood and produce urine

Example

Drinking plenty of water helps keep your kidneys healthy.

喝足够的水有助于保持肾脏健康。

B2 verb /nɪt/

knit

编织

Meaning

To make clothes or fabric by interlocking loops of yarn with needles.

Example

She loves to knit scarves for her friends during the winter.

她喜欢在冬天为她的朋友编织围巾。

B2 adjective /ˈnoʊ.ɪŋ/

Knowing

知道; 敏锐; 狡猾;

Meaning

showing awareness or understanding; perceptive; shrewd

Example

She gave him a knowing smile when he mentioned the secret.

她提到秘密时，给了他一个会心的微笑。

B2 noun

Kitchen garden

厨房花园; 厨房旁边的花园

B2 adjective /ˌkaɪnd ˈhɑːrtɪd/

kind-hearted

善良的

Meaning

Having a kind and generous nature; showing compassion and care for others.

Example

She is known as a kind-hearted teacher who always helps her students.

她作为一位善良的老师而闻名，总是帮助她的学生。

B2 noun /ˈkiː.pər/

Keeper

守卫者; 看护人;

Meaning

a person whose job it is to guard or take care of something or someone; a goalkeeper

Example

The zoo keeper fed the animals every morning at eight o'clock.

动物园管理员每天早上八点喂食动物。

B2 verb /ˈkɪdnæp/

kidnap

绑架

Meaning

to take someone away illegally by force

Example

The criminals kidnapped the wealthy businessman.

罪犯绑架了富有的商人。

B2 noun /ˈker.ə.siːn/

Kerosene

煤油

Meaning

a combustible hydrocarbon liquid widely used as a fuel in lamps and heating systems

Example

The old lamp burned kerosene to provide light during power outages.

老式的灯燃烧煤油以在停电时提供光源。

B2 verb /niːl/

kneel

下跪

Meaning

to go down on one's knees; to rest on the knees

Example

The knight knelt before the king.

骑士在国王面前跪下。

B2 noun /ˈkiːɒsk/

kiosk

报摊

Meaning

A small, open-fronted hut or cubicle from which newspapers, refreshments, tickets, etc., are sold.

Example

She bought a bottle of water from the kiosk near the station.

她在车站附近的报摊买了一瓶水。

B2 noun /nɒt/

Knot

结

Meaning

a fastening made by tying a piece of string, rope, or something similar; a hard mass in wood

Example

The sailor tied a secure knot to anchor the boat safely.

水手系了一个稳固的结，以安全地将船锚定。

B2 noun /ˈkɪlɪŋ/

killing

谋杀

Meaning

the act of causing death, especially deliberately

Example

The movie depicts the brutal killing of the villagers.

电影描绘了村民的残忍谋杀。