comets
comets — 名詞
- cometssingular
- cometsesplural
1. a large object in space made of ice, dust, and rock that follows a path around t
彗星
繞太陽運行的冰塵天體，近太陽時形成長尾
a large object in space made of ice, dust, and rock that follows a path around the sun. When it passes close to the sun, the ice turns into gas and forms a bright, long tail that can sometimes be seen from Earth.
Devika saw a bright comet in the sky through her bedroom window last night.
Devika 昨晚透過臥室的窗戶看到天空中有一顆明亮的彗星。
The children learned that comets are made mostly of ice, dust, and small rocks.
孩子們學到彗星主要由冰、塵埃和小岩石構成。
collocation: made of ice, dust, and rock
Selim pointed his telescope at the comet and watched its long tail of gas.
Selim 把他的望遠鏡對準彗星，觀察它那長長的氣體尾巴。
Scientists study comets to learn about the early history of our solar system.
科學家研究彗星，藉以了解太陽系早期的歷史。
Hoa's science project showed how a comet's tail always points away from the sun.
Hoa 的科學專題展示了彗星的尾巴為何總是背向太陽。
文法句型
a/the comet
comets (plural)
用法筆記
Comet is a countable noun: one comet, two comets.