英语翻译When the air near the earth's surface has been warmed,it
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英语翻译
When the air near the earth's surface has been warmed,it rises and is replaced by cooler air which comes down to take its place.
This cool air,in turn,is warmed and rises to be replaced by more cool air.As air rises it becomes cooler because it expands and is less concentrated.
只要翻译As air rises it becomes cooler because it expands and is less concentrated.
就行,还有这句中的as是什么意思
When the air near the earth's surface has been warmed,it rises and is replaced by cooler air which comes down to take its place.
This cool air,in turn,is warmed and rises to be replaced by more cool air.As air rises it becomes cooler because it expands and is less concentrated.
只要翻译As air rises it becomes cooler because it expands and is less concentrated.
就行,还有这句中的as是什么意思
as是“随着……”的意思 连接时间状语从句.
“逐渐上升的空气由于体积膨胀、密度变小而逐渐降温冷却.”
“逐渐上升的空气由于体积膨胀、密度变小而逐渐降温冷却.”
英语翻译The Earth has warmed by about half a degree(0.5°C ) over
英语翻译Since 1850.the temperature of Earth’s surface has increa
there gases keep too much heat near the earth's surface
Without the sun's light ____ the earth's surface,it would be
Without the sun’s light ______ the earth’s surface ,it would
Without the sun's light _____ the earth's surface, it would
the earth's surface与 the surface of the earth的区别
it's much nearer to the earth near
中考英语阅读理解The Earth has warmed by about half a degree(0.5°C )
More than_____of the earth Earth's surface is water.
Only the earth has ) environment with air.
英语翻译Rainforests cover six percent of the Earth's surface.The