50美國人常用的1500個單詞

50美國人常用的1500個單詞

nucleus [the center part of an atom or cell]

The nucleus is the center part of an atom or cell.

nutrient [a food or substance that makes plants, humans or animals grow]

Food is a nutrient that makes humans and animals grow.

organ [a part of the body that has a special purpose, such as the heart or brain]

The heart and the brain are organs.

organism [a living thing, often so small it can be seen only through a microscope]

An organism is a living plant or animal of any size.

particle [a very small piece of matter]

A particle is a very small piece of matter.

proteins [substances responsible for the growth of tissue and for fixing damaged tissue]

Proteins fix damaged tissue and help tissue grow.

robot [a machine that moves and performs tasks]

A robot is a machine that moves and does work.

tissue [living material; a group of cells that are similar in appearance and do the same thing]

Tissue is a group of living cells.

virus [a kind of organism that causes disease]

A virus is a tiny organism that invades cells and causes disease.

x-rays [a kind of radiation that can pass through most solid materials, often used in medicine]

X-ray radiation is used to make images of bones and tissue for medical purposes.

(SOME CHEMICAL ELEMENTS)

hydrogen: H

helium: He

carbon: C

nitrogen: N

oxygen: O

sodium: Na

magnesium: Mg

aluminum: Al

silicon: Si

phosphorus: P

sulfur: S

chlorine: Cl

potassium: K

calcium: Ca

titanium: Ti

iron: 鉄　Fe

nickel: Ni

copper: 銅　Cu

zinc: Zn

silver: 銀　Ag

tin: Sn

iodine: I

platinum: Pt

gold: 金　Au

mercury: 水銀　Hg

lead: 鉛　Pb

radon: Rn

radium: 　Ra

uranium: U

plutonium: Pu

(PARTS OF THE BODY)

head:頭

hair:毛、頭髪

face:

ear:耳

mouth:口

nose:鼻

eye:目

chin:

neck:首

shoulder:肩

chest:胸

arm:腕

elbow:

wrist:手首

hand:手

thumb:

fingers:手指

leg:腳

knee:

ankle:

foot:足

toes:足指

(ORGANS OF THE BODY)

breast

The breast produces mother"s milk to feed a baby.

heart

The heart pumps blood through the body.

intestines

The intestines are tubes through which food passes after it is broken down in the stomach. Part of the intestines also remove solid wastes from the body.

kidney

The kidneys clean wastes from the body.

liver

The liver makes some proteins and enzymes. It also removes poisons from the blood.

lung

The lungs take in and expel air from the body.

prostate

The prostate is a part of the male reproductive system.

stomach

The stomach breaks down food for the body to use.

uterus

The uterus is a part of the female reproductive system where a fetus develops.

(DISEASES)

AIDS:

Alzheimer"s:

botulism:

cancer:

chicken pox:

cholera:

cystic fibrosis:

dengue fever:

diabetes: 糖尿病

diarrhea:

encephalitis:

hepatitis: 肝炎

influenza:

leukemia: 白血病

multiple sclerosis:

muscular dystrophy:

malaria:

measles:

meningitis:

Parkinson"s:

polio:

pneumonia: 肺炎

rheumatic fever:

river blindness:

syphilis: 梅毒

tetanus: 破傷風

tuberculosis: 結核

typhoid fever:

yellow fever: 黃熱病

whooping cough:

(THE PLANETS)

North Pole: 北極

South Pole: 南極

Moon: 月

Sun: 太陽

Mercury: 水星

Venus: 金星

Earth: 地球

Mars: 火星

Jupiter: 木星

Saturn: 土星

Uranus: 天王星

Neptune: 海王星

Pluto: 冥王星

（全文完）