鱼的大小决定鱼排的厚度。The size of the fish will determine the thickness of the steaks.英国煤层的平均厚度为1米。The average UK coal seam is one metre thick.木材按厚度分级.The timber is graded according to its thickness....
碳的诸多同位素the many isotopes of carbon碳的化合价是4价。Carbon has a valency of 4.通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素.Epoxidation and oxidation gave the racemic C 18 - juvenile hormone....
这房子是用粗木板牢固地建造的.The house was built solidly of rough wooden planks.把碎片牢固地粘在一起.Glue the pieces firmly together.这家公司已在商界牢固地确立了自己的地位.The company established itself firmly in business....