ensure

• Ventilation must be ensured .
  必须保持通风。
• They felt that was the best way to ensure their jobs .
  他们觉得这是使他们的工作有保障的最好途径。
• He advised me to ensure that the bureaucracy was loyal .
  他向我提出忠告，必须设法做到使僚属忠贞不二。
• I pawned my watch and cigarette to ensure a happy christmas .
  我典当了手表和香烟才保证圣诞节过得快乐。
• He carefully joined the cables and ensured the connections were solid .
  他小心地接上导线，确保连接牢固。
• In order to ensure success we must have a complete and thorough plan .
  为了保证成功，我们必须要有一个周密的计划。
• Law existed to ensure fulfilment of the needs of this social solidarity .
  法律的存在有助于社会连带关系需求的实现。
• He would of course be glad to have more troops forward to ensure momentum .
  他当然愿意有更多的军队开往前方以壮声势。
• Quilp offers me this place, which he says he can ensure me of success .
  奎尔普把我推荐到这里，他说他可以保证我成功。
• The most elaborate measures are taken to ensure a constant water supply .
  为保证持续不断地供水，采用了煞费苦心的措施。