界限

• Clearly defined centrosomes have been observed in some cells .
  在一些细胞中观察到界限清楚的中心体。
• Confidence limits are the upper and lower limits of the confidence interval .
  置信限是指置信区间的界限。
• We can use this result to establish bounds on approximate solutions .
  我们可以利用这个结果求出近似解的界限。
• They reflect the variety of boundaries drawn for the environment .
  它们反映着对“环境”所划分的各种不同界限。
• I shall try never to erase the boundaries that separate the two domains .
  我们也将力求不抹杀这两上领域的界限。
• There is no sharp line separating conductors from insulators .
  实际上并没有一个明显的界限将半导体和绝缘体分开。
• They do not have a nuclear membrane and so no discrete nucleus .
  原核体细胞没有核膜，因此也没有界限分明的细胞核。
• On migrated sections migration noise can become the equivalent limitation .
  在偏移剖面上，偏移噪声成为等效的界限。
• A sharp demarcation of adventive embryos from zygotic embryos cannot be drawn .
  不定胚与合子胚之间不能划分出明显的界限。
• A friend is a friend , a foe is a foe ; one must clearly distinguish a friend from a foe .
  敌是敌，友是友，必须分清界限。