When liquid water evaporates, it becomes water vapor and enters the atmosphere. This process is essential to kickstart the water cycle, a continuous movement of water on, above and below the surface of the Earth. Evaporation occurs when heat from the sun causes water from oceans, rivers, ...
Sunscreens for the face are often a lighter consistency with a matte finish, so they can be worn under makeup, like Cetaphil Sheer Mineral Sunscreen Face Liquid Broad-Spectrum SPF 50*. How long does sunscreen last on your skin? You may think that the higher the SPF, the longer you can ...
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*| a room at the back of the house 房屋内靠後面的一个房间 *| a house with a garden at the back 有後花园的房屋 *|You can't cut with the back of the knife. 用刀背就无法切割. *| the back of one's hand, ie the side with the nails and the knuckles 手背. Cf 参看 front 1. ...