Unit 2 Out of this world 单元词汇详解-2021-2022学年高二英语牛津译林版（2020）选择性必修第三册

牛津英语单元词汇详解 选择性必修三 Unit 2 Out of this world 1 astronaut /ˈæstrənɔːt/ n. 宇航员，航天员（16） 【原句背诵】 Living in space is every would-be astronaut’s dream. 【联想拓展】 astronomy n. 天文学 astronomer n. 天文学家 astronomical adj. 天文的，天文学的；极大的 【经典例句】 Shenzhou XIII carried three Chinese astronauts aloft. 神州十三号运载了三名中国宇航员升空。 2 gravity /ˈɡrævəti/ n. 重力，地球引力；严重性；严肃（16） 【原句背诵】 I bet you would love to know what daily life is like up in space and how it differs from that on the Earth—the low gravity definitely makes ordinary things strange! 【联想拓展】 Newton's law of gravity 牛顿万有引力定律 the law of gravity [物]万有引力定律 absolute gravity 绝对重力；绝对比重 zero gravity 失重；无重力，零重力 【经典例句】 Arrows would continue to fly forward forever in a straight line were it not for gravity, which brings them down to earth. 要不是重力使箭掉落地上，它将会一直沿直线向前飞行。 I don't think you realise the gravity of the situation. 我认为你没有意识到形势的严重性。 Punishment varies according to the gravity of the offence. 处罚根据罪行的严重程度而有所不同。 They were asked to behave with the gravity that was appropr