In this weather the cliff face was a foggy drop into infinity.在这种天气条件下,雾蒙蒙的悬崖隐入广漠无限之中.It is impossible to count up to infinity.不可能数到无穷大.Theoretically, a line can extend into infinity.从理论上来说直线可以无限地延伸....
Parallel lines converge at infinity.平行线永不相交.This eliminates reflections from infinity, as one expects physically.正如物理上所预期的,这就消除了来自无穷远处的反射.These permutations multiply towards infinity.这些排列可以增加到无穷大。It is shown that the pro...
当小麦植株令其缺钾时, 丙酮酸激酶活性随之升高.When wheat plants allowed to become deficient in potassium, pyruvate kinase activity increased.司他夫定通过细胞激酶磷酸化,形成司他夫定的三磷酸盐而发挥抗病毒活性.Stavudine is phosphorylated by cellular kinases to the active metab...