地球是水与陆地合成的球体.The earth is a terraqueous globe.蜂胶是蜜蜂用植物汁液合成的像树脂一样的物质。Propolis is a hard resinous sub-stance made by bees from the juices of plants.维生素是一种人体无法合成的化合物。A vitamin is a chemical compound that cannot be synthesiz...
As agriculture developed, agricultural ideas diffused across Europe.随着农业的发展，农业知识开始在欧洲普及。A drop of milk diffused in the water.一滴牛奶在水中扩散开来.Gases and liquids diffused.气体和液体慢慢混合了....