on the alert

常見例句

雙語例句

• Often on the alert, she checks once but twice in the event...
  她縂是警惕著，一個事情上檢查了一遍又一遍。
• He whose expectation does not lead him to be on the alert for its coming will get but little.
  所以一個人的期待，倘使不能警覺到神助之將臨，所得必屬稀少。
• We are therefore campaigning for authors, researchers and editors to be on the alert for plagiarism and to work against cultural misunderstandings.
  因此我們正在幫助論文作者、研究人員以及襍志編輯小心提防剽竊，而且還要對抗文化上的誤解。

原聲例句

• For the first time the W.H.O.raised its alert level from phase four to phase five on April twenty-ninth.
• because all we konw now it's orange alert, the alert level has gone up or gone down We don't really know what it goes on behind the scene.
  我們都知道現(xiàn)在是橙色警報，警戒線時高時低,我們真的不知道,事情背後是如何処理的。
  普林斯頓公開課 - 國際座談會課程節(jié)選
• But it has taken on new urgency,coming one day after the World Health Organization raised its global swine flu alert to Phase 4 on the six-point scale.

權(quán)威例句

• He said he had warned all his employees to be constantly on the alert.
  NPR: Texas DA Slain In His Home; Had Armed Himself
• Planned Parenthood has to be on the alert already given the episodes over the last month.
  FORBES: Planned Parenthood Opponents Want to Recruit High School Videographers
• You can be the one to be on the alert for their financial safety.
  FORBES: The Case of the Missing Cash
返回 on the alert