Unit 4 World of the Future
robot n.
a machine that can move and do some of the work of a personand is usually controlled by a
computer
With the flick of a switch, the robot picks up the bomb, and carries it away from the building.
Derivation:
robotic adj. robotics n.
Practice：
Fill in the blanks with proper words:
1) The space agency plans to launch _________ missions to Mars every two years.
2) In this game, you must save the people from the _________.
playmate n.
a friend that a child plays with
She could not find any satisfactory playmates.
Synonym:
playfellow
Practice：
Translate the following sentences into Chinese:
1) The little boy’s chief playmate was his dog.
这小男孩的主要玩伴是他的狗。
2) We were childhood playmates.
我们是童年的玩伴。
wrench n. & v
1) n. a metal tool used for turning nuts, bolts, pieces of pipe, or the like
He had a wrench hanging from his belt loop.
2) v. to twist and pull something roughly from the place where it is being held
I wrenched the packet from his grasp.
Collocation:
wrench oneself away: to use one’s strength to pull oneself
from someone
Practice：
Translate the following sentences into Chinese:
1) Please pass the wrench to me.
请把扳手递给我。
2) He wrenched the door open.
他用力扭开了门。
screwdriver n.
a tool with a narrow blade at one end used for turning screws
Joy took his screwdriver with him in case there was anything to unscrew.
artificial adj.
not real or not made of natural things but made to be like something that is real or natural away