当然, 坐标系 ( x, y, z ) 轴向的选择是任意的.The choice of orientation of the ( x, y, z ) coordinate system is, of course, quite arbitrary.除此之外, 具有曲线型齿线之齿轮在运转时亦不会产生轴向的推力.Moreover, a gear pair with curvilinear - tooth traces operates wi...
读死书会变成书呆子,甚至于成为书橱, 早有人反对过了.Reading in a pedantic way may turn you into a bookworm or a bookcase, and has long been opposed.我不是书呆子,不想在英语语法和表达方式上过于教条主义。I am no pedant and avoid being dogmatic concerning English grammar and...
Buy a dimmer switch and keep the light on low, or switch it off altogether...买一个调光开关,把灯光调暗,或者干脆把灯关掉。On the other hand , cyclobutane pyrimidine dimmer ( CPD ) just has an effect of cell cycle arrest.而CPD光 产物 ( cyclobutane...
警方利用电子监视设备跟踪绑架者。Police keep track of the kidnapper using electronic surveillance equipment.他与绑架者有直接联系。He was in direct contact with the kidnappers.绑架者被武装警察当时当地击毙.The kidnapper was shot dead then and there by the armed po...
Adequate housing is possible in developed, mixed economies wherein the interests of the poor have prevailed.在发达的混合经济体中,充足的房源供给是可能的,在那里贫困阶层的利益较有保障。Wherein lies the truth?真理到底在哪里?...a riding school wherein we could learn t...
Tears are signs of gladness as well as of grief.眼泪标志着悲伤,同样也标志着快乐.We behold the face of nature bright with gladness.我们常常从光明、愉快的方面去看自然界的外貌.Gladness surged through Pamela to hear of the torn - up letters.听着信件的撕碎声,帕米拉胸中涌起了一阵...