我们得把小数四舍五入成整数。We needed to do decimals to round up and round down numbers.学生们掌握了小数、百分数和分数。The students had a grasp of decimals, percentages and fractions.这个想法是借给穷人小数目的钱.The idea is to lend small amounts of money to the p...
Homoserine has also been implicated in the biosynthesis of methionine.同型丝氨酸也牵涉到蛋氨酸的生物合成.Dr Blackwell studies a group of quorum - sensing molecules called acylated homoserine lactones ( AHLs ).Blackwell博士研究了群体感应中的一种叫做酰基高丝...
The block is still just a skeleton of girders.这片建筑还只是仅有主梁的骨架.All girders shipped by rail were arranged on a flatbed rail car.由火车装运的所有主梁都安放在平板火车车皮上.The girders are carried on trestles.这些大梁是由支架撑着....