yellow flag
- IPA[ˌyelō ˈflaɡ]
美式
- a ship's yellow flag, denoting the letter Q for ‘quarantine.’ When flown with another flag, it indicates disease on board; when flown alone, it indicates the absence of disease and signifies a request for customs clearance.；a yellow flag used to signal to drivers that there is a hazard such as oil or a crashed car on the track.
noun: yellow flag, plural noun: yellow flags
- 釋義
名詞
- 1. a ship's yellow flag, denoting the letter Q for ‘quarantine.’ When flown with another flag, it indicates disease on board; when flown alone, it indicates the absence of disease and signifies a request for customs clearance.
- ▪ a yellow flag used to signal to drivers that there is a hazard such as oil or a crashed car on the track.
- 2. a yellow-flowered iris that grows by water and in marshy places, native to Europe and naturalized in North America.
知識+
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