硫化染料因其有毒而受到注意.The sulfur dyes are noted for their toxic properties.他认为碳最初和硫酸钙反应生成硫化钙.He postulated that the carbon reacts initially with the sulfate to form calc ium sulfide.第三个例子是前章提到的硫化亚铁.A third example is the ferrous...
吸引他到该地区的原因是那里靠近伦敦市中心。What drew him to the area was its proximity to central London.加勒比海地区的英国部队有大批的人病死。British forces in the Caribbean were being decimated by disease.高速公路的实际覆盖面积还不到农村地区的0.1%。Motorways actually cover less ...
船桅竖起来---船要启航了.The mast has been swaying up – the ship will set sail.在暴风雨中,船桅都给刮断了.The ship's masts were carried away during the storm.船桅上的旗子是他们公司的标志.The flag on the mast is the symbol of their company....