美國(guó)留學(xué)選擇什么專(zhuān)業(yè)好?留學(xué)美國(guó)熱門(mén)專(zhuān)業(yè)推薦
2019-06-26
更新時(shí)間:2024-04-18 11:42作者:小編
?推動(dòng)器是指能夠產(chǎn)生推力的裝置,常用于航空航天領(lǐng)域,用來(lái)推動(dòng)飛行器或航天器前進(jìn)。它可以是一種發(fā)動(dòng)機(jī),也可以是一種推進(jìn)器。在工程學(xué)中,推動(dòng)器也可指任何能夠產(chǎn)生運(yùn)動(dòng)或改變物體運(yùn)動(dòng)狀態(tài)的裝置。
讀音:/pr??pel?r/
例句1:The propeller on the airplane is responsible for generating thrust to move the aircraft forward.
例句2:The rocket's propeller was damaged during takeoff, causing it to lose power and fall back to Earth.
火箭的推進(jìn)器在起飛時(shí)受損,導(dǎo)致失去動(dòng)力并墜落回地球。
例句3:The ship's propellers were clogged with seaweed, slowing down its speed.
例句4:The new submarine is equipped with advanced propellers that allow it to move silently through the water.
這艘新潛艇配備了先進(jìn)的螺旋槳,使其能夠在水中靜默移動(dòng)。
例句5:The windmill's propeller spins in the breeze, converting wind energy into electricity.
同義詞及用法:
1. Thruster(名詞):指產(chǎn)生推力的裝置,常用于航空航天領(lǐng)域。
例句:The thrusters on the spaceship were activated to adjust its trajectory.
2. Engine(名詞):指產(chǎn)生動(dòng)力的裝置,可用于推動(dòng)器或其他機(jī)械設(shè)備。
例句:The car's engine roared as it accelerated down the highway.
3. Motor(名詞):指產(chǎn)生運(yùn)動(dòng)的裝置,可用于推動(dòng)器、機(jī)械設(shè)備或電子設(shè)備。
例句:The boat's motor broke down in the middle of the lake, leaving them stranded.
4. Jet(名詞):指產(chǎn)生高速氣流的裝置,常用于噴氣式發(fā)動(dòng)機(jī)。
例句:The jet engines on the plane provided enough thrust for takeoff.
編輯總結(jié):
推動(dòng)器是一種能夠產(chǎn)生推力的裝置,常用于航空航天領(lǐng)域。它可以是一種發(fā)動(dòng)機(jī)或推進(jìn)器,用來(lái)推動(dòng)飛行器或航天器前進(jìn)。在工程學(xué)中,推動(dòng)器也可指任何能夠產(chǎn)生運(yùn)動(dòng)或改變物體運(yùn)動(dòng)狀態(tài)的裝置。同義詞包括Thruster、Engine、Motor和Jet。