房子四壁一旦支起来, 就把顶篷放下来安好.Once the walls of the room are up, let in the ceiling.四根柱子撑着顶篷.Four pillars support the ceiling.换新顶篷需要1000英镑左右.A new roof will cost round about 1000....
They were comparing notes on each other's progress towards solving that most taxing of all puzzles: the riddle of the human genome...他们就解决人类所面临的最大难题，即人类基因组之谜的进展情况交换了意见。One of the dispute - solving ways consists of i...
The effect of the diffusion capacitance can be troublesome.扩散电容会引起麻烦.Sampling of propellants under typical operating conditions may be necessary to obtain valid capacitance information.为了获得有效的容量资料,在典型的工作条件下对推进剂取样是很必要的.Wi...
Gene mutations are alterations in the DNA code.基因突变是指DNA密码的改变.Both frameshift and missense mutations can be suppressed by intragenic suppressors.移码突变和异义突变都能被基因内抑制基因所抑制.Genetic effects include inheritable changes resultin...