Lesson Sixteen

Pre-class Work

Read the text a third time. Learn the new words and expressions listed below.

Glossary

abuse
v. to treat sth. so badly that you begin to destroy it

array
n. an ～ of: a group or collection of things, usually arranged so that you see them all

arrow
n. a sign shaped like an arrow used to show direction. Here it means the direction time moves

astronomy
n. the scientific study of the stars

atom
n. 原子

atomic
adj. the adjective of "atom"

body clock
the system in your body that controls types of behavior which happen on regular times 人体生物钟 (生物钟：biological clock)

carbon
n. 碳

cathedral
n. a very large church under the control of a bishop（主教）

cesium
n. 铯

charcoal
n. 木炭

chemist
n. a scientist who specializes in chemistry

Chicago
n. 芝加哥（U.S.）

chronobionics
n. 生物时间仿生学

circadian
adj. 生理节奏的

circulation
n. blood ～: the movement of blood around your body 血液循环

clockwork
adj. very regular; just like a clock

complex
adj. complicated; made up of many different parts which are closely connected

coordinated
adj. well-organized; organized in a way that all parts involved work well together 协调的

crude
adj. not skillfully made

decay
v. （物理）衰减

device
n. a piece of equipment, esp. one that is cleverly thought out

devise
v. to plan or invent a way of doing things

dimension
n. a measurement in space such as length, height, etc.

Egyptian
n. 埃及人

electron
n. 电子

elusive
adj. difficult to achieve

era
n. a long period of time in history that is different in some way from other periods

erase
v. to get rid of; to remove from memory

faraway
adj. distant

gear
n. a set of equipment or tools 齿轮（转动装置）

gong
n. （铜）锣

Gregorian calendar
公历；西历

Harvard
n. 哈佛大学
heartbeat
n. the action or sound of your heart as it pumps blood through your body

historian
n. a person who studies or writes history

immune
adj. ～ system: the system by which your body protects itself against disease 免疫系统

Indian
adj. Here: 印第安人的

individual
n. one person, considered separately from the rest of the group or society that he or she lives in

infinitely
adv. very much

internal
adj. inside your body

internalize
v. to make a pattern of behaviour part of your nature

Italy
n. 意大利

lengthy
adj. very long

lunar
adj. connected with the moon or the travel to the moon

mismatch
n. a combination of things that do not work well together

monastery
n. a building or buildings in which monks （和尚；僧侣） live

Moscow
n. 莫斯科

mummy
n. a dead body preserved by being wrapped in cloth, esp. in ancient Egypt 木乃伊

nanosecond
n. one billionth of a second 纳米秒

naval
adj. connected with the navy 海军的

navigator
n. a person who directs or controls the course of a ship or a plane

Nobel Prize
诺贝尔奖

observatory
n. a special building from which scientists watch the moon, stars, weather etc. 天文台

oscillate
v. to keep moving regularly from side to side between two limits

perception
n. the way that you notice things with your senses

Pisa
n. 比萨市 (Italy)

Pope
n. the leader of the Roman Catholic Church 罗马天主教的教皇

precision
adj. (only before noun) done or made in an exact way