在他头顶的天花板上有一道很深的裂缝。There was a deep crack in the ceiling above him.帆船的船体上出现了一条裂缝。The yacht has sprung a leak in the hull.裂缝、凸起、剥落的勾缝和湿斑都意味着存在问题。Cracks, bulges, crumbling pointing and damp patches mean trouble....
You can apply heat to decompose organic compounds.你可以加热来分解有机化合物.As the waste materials decompose, they produce methane gas.废物腐烂时会产生沼气。Most animals decompose very quickly after death.大多数动物死后很快腐烂.Aeration is a tank where m...
stellar photometry星体光度学This formation, called an accretion disk, may be very important in some stellar birth sequences.这种构成物即所谓吸积盘, 它在恒星诞生的某些阶段可能是非常重要的.If the stellar spectrum is known, the albedo of the dust can be obta...
草图应该是最终绘画的某种演练。The sketch should be a kind of rehearsal for the eventual painting.凡·高对现代绘画的发展有着重大影响。Van Gogh had a major influence on the development of modern painting.通常，绘画中暖色调为近感色，而冷色调为远感色。Generally, warm colours adva...