慢速英语:Humans to Mars Official NASA Goal, But What About Radiation?
日期:2017-04-10
Words in This Story
inspire – v. to make (someone) want to do something : to give (someone) an idea about what to do or create
reaffirm – v. to formally state (something) again in order to emphasize that it is true
core – n. the most important or basic part of something
mission – n. a task or job that someone is given to do
vital – adj. extremely important
honeycomb – n. a group of wax cells with six sides that are built by honeybees in their hive and that contain young bees or honey
reverse – v. to change (something) to an opposite state or condition
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