precaution

• They had had one secret meeting, with elaborate precautions .
  他们已秘密地接过头，事先曾采取了周密的防范措施。
• A further precaution consists of the same extension and strength properties .
  要更加小心地对待相同的拉伸与强度性质。
• If sound seeds result, precautions against contamination must be tightened .
  假如结了正常的种子，则防止混杂必须更严。
• With such precautions the courtiers might bid defiance to contagion .
  由于采取了这些预防措施，侍臣们根本不必担心传染。
• Faber unlocked the back door-a precaution for fast exit-before entering the hall .
  费伯在进入门厅前打开后门，以备迅速逃走。
• Perhaps he obtained it as his last and utmost precaution against evil yesterday .
  或许昨天他才得到它，以备万一，预防不测的。
• In the meantime, kennedy took precautions to protect american economic interests .
  同时，肯尼迪采取了预防手段来保护美国的经济利益。
• In spite of all precautions about secrecy, large crowds were assembled there .
  尽管采取了一切保密措施，但那里仍然聚集了广大的人群。
• In the climate of the time, sam agreed, the additional precautions seemed wise .
  鉴于当时的形势，萨姆同意：多小心一点似乎是明智的。