troposphere
troposphere — 名詞
- tropospheresingular
- tropospheresplural
1. the bottommost band of air around the Earth, stretching from the ground up to ro
對流層
地表以上天氣變化最劇烈的氣層
the bottommost band of air around the Earth, stretching from the ground up to roughly 10 to 15 kilometres high. Nearly all weather occurs within this band, and the air grows colder as you go higher.
Most aeroplanes fly in the upper part of the troposphere to avoid the worst weather.
大多數飛機在對流層的上層飛行，以避開最惡劣的天氣。
upper part of the troposphere
As Jin climbed the mountain, he learned that the troposphere gets colder at higher altitudes.
Jin 爬山時學到，對流層在海拔越高處越冷。
personal experience with altitude
The troposphere contains about eighty percent of the mass of the Earth's atmosphere.
對流層含有地球大氣層總質量約百分之八十。
Pollution from factories can stay trapped in the troposphere for days before it clears.
工廠產生的污染物可能在對流層中滯留數天才會散去。
Weather balloons rise through the troposphere and measure temperature, pressure and humidity.
氣象氣球穿過對流層上升，測量溫度、氣壓和濕度。
- lower atmosphere
much broader and less precise; includes parts of the stratosphere in some uses
- stratosphere
the layer directly above the troposphere, where temperature rises with altitude
文法句型
the troposphere
in / through / above the troposphere
用法筆記
The height of the troposphere varies by latitude — roughly 8 to 10 km at the poles and 16 to 18 km at the equator. The boundary where the troposphere ends and the stratosphere begins is called the tropopause.
常見錯誤
2. the lowest of the gas layers that surround any planet, from the planet's surface
行星對流層
行星表面最低的氣體層
the lowest of the gas layers that surround any planet, from the planet's surface up to the boundary with the next higher layer
On Venus, a thick carbon dioxide atmosphere pushes the troposphere much higher than on Earth.
金星上厚厚的二氧化碳大氣將對流層推得比地球上高得多。
comparative: Venus vs Earth
The troposphere of Mars contains dust storms that can cover the whole planet.
火星的對流層包含能覆蓋整個行星的沙塵暴。
Scientists study the troposphere of Jupiter to understand its violent weather patterns.
科學家研究木星的對流層，以了解其劇烈的天氣型態。
Temperatures in a planet's troposphere usually fall as you travel away from the surface.
在行星的對流層中，溫度通常會隨著遠離表面而下降。
文法句型
the troposphere of + planet
用法筆記
To distinguish from Earth's troposphere, always name the planet (e.g. 'the troposphere of Jupiter'). Without a planet name, readers understand Earth's layer.