學個詞 Learn A Word: 3527 precautionary 預防性的

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今天我們要學的詞是 precautionary.

precautionary 的意思是預防性的。

Countries around the world are introducing precautionary measures to prevent the COVID-19 coronavirus from infecting their citizens. 世界各國都在采取預防措施，以防止其公民感染 COVID-19 冠狀病毒。

The U.S. Federal Aviation Administration said it was barring American pilots and carriers from flying in Iraqi and Iranian airspace. Such restrictions are often precautionary to prevent civilian aircraft from being confused for ones engaged in armed conflict. 美國聯邦航空管理局提出禁止美國飛行員和飛機進入伊拉克和伊朗領空。這種限制通常帶有預防性質，以防民航班機被誤認為是參與武裝沖突的飛機。