登录
a weather phenomenon with an extensive circulation of winds around a central region of high barometric pressure that is connected with calm and fine weather
反气旋
the tiny water drops that form on cool surfaces during the night, caused by condensation
露水
a small amount of rain, snow, etc. that moves in a quick and stormy way and lasts only for a short period of time
一阵轻雪
a long pointed piece of ice formed by the freezing of dripping water from a surface such as a roof
冰锥
a risk to human health or to the environment caused by a biological source, especially microorganisms
生物危害
a sudden, violent natural disaster that drastically alters the earth's landscape
大灾变
the act or process of making a substance or place dirty or polluted, especially by dangerous substances
污染
the point on the surface of the earth vertically above the focus of an earthquake where its effects are felt most strongly
震中
a long thick wall built in order to prevent water flooding onto a lower area, especially from the sea
堤坝
a level path, typically beside the sea or a river, that is wide and open where people may walk by for pleasure
滨水大道
one of the imaginary lines between the North Pole and the South Pole, drawn on maps to help pinpoint a location
子午线
an area in the Mediterranean coastal region of southern France and northern Italy that is known for its beauty, stylish resorts, and mild climate
瑞维埃拉
