牛津译林版（2020）高中英语选择性必修第三册Unit2 Out
of This World单词讲义
astronaut
词性：名词
中文意思：宇航员
英文释义：a person who travels in a spacecraft
词源：astro（星星）+ naut（航行者）
例句：He dreamed of becoming an astronaut since he was a child.
固定搭配：become an astronaut, train astronauts, space mission
近义词：cosmonaut（苏联/俄罗斯宇航员）
gravity
词性：名词
中文意思：重力，引力
英文释义：the force that attracts objects towards each other
词源：来自拉丁语gravitas，意为重或重量
例句：The force of gravity keeps us on the ground.
固定搭配：gravity pull, gravity center, weightlessness due to gravity
近义词：attraction, pull, weight
absence
词性：名词
中文意思：缺席，缺乏，不存在
英文释义：the state or fact of not being present; lack or nonexistence of something
词源：来自拉丁语absentia，意为缺席或缺乏
例句：His absence from the meeting was noticed by everyone.
固定搭配：in the absence of, absence of mind, absence seizure
近义词：nonexistence, lack, missing
float
词性：动词/名词
中文意思：漂浮，浮动；浮标，浮筒
英文释义：to remain suspended in air or water; a floating object used for signaling or measuring depth
truncated class file翻译词源：来自古英语flōtan，意为漂浮或浮动
例句：The boat floated on the calm lake.
固定搭配：floating market, float plane, life jacket float
近义词：drift, stay afloat, drifting
cupboard
词性：名词
中文意思：橱柜，碗柜
英文释义：a piece of furniture with shelves and doors for storing dishes, plates, etc.
词源：来自古英语cupbōrd，意为盛放杯子的柜子
例句：She opened the cupboard to get some plates.
固定搭配：closet cupboard, kitchen cupboard, linen cupboard
近义词：cabinet, wardrobe, shelf
ceiling
词性：名词
中文意思：天花板，上限
英文释义：the upper interior surface of a room, the top limit
词源：来自拉丁语"celis"，意为"天空"
例句：The ceiling of the room was painted blue.
固定搭配：high ceiling, drop-down ceiling, suspended ceiling
近义词：roof, top, limit
bother
词性：动词
中文意思：打扰，烦恼，操心
英文释义：to cause trouble or inconvenience to (someone); to annoy or upset (someone)
词源：来自古英语"bōrtan"，意为"麻烦，困扰"
例句：I don't want to bother you with my problems.
固定搭配：bother about/with, bother to do, bother oneself
近义词：disturb, annoy, trouble
occupy
词性：动词
中文意思：占据，占用，占领
英文释义：to take up space or time; to hold or control (a position or place)
词源：来自拉丁语"occupāre"，意为"坐在上面"
例句：The army occupied the city for three years.
固定搭配：occupy oneself with, occupy a position, occupy a house
近义词：take up, hold, seize
mission
词性：名词
中文意思：使命，任务，代表团
英文释义：a task given to someone as part of their job or duties; a group of people sent abroad on a special assignment
词源：来自拉丁语"missio"，意为"派遣"
例句：The government sent a diplomatic mission to negotiate with the rebels.
固定搭配：mission statement, mission impossible, peacekeeping mission
近义词：task, duty, assignment
evaluate
词性：动词
中文意思：评估，评价，估计
英文释义：to carefully consider and judge the nature, ability, or quality of (something or

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