2024年6月17日发(作者：)

Unit2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 being an astronaut since he was a child.

固定搭配：bee 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

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, dropdown 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