quarantine flag การใช้

• "If I didn't go, they would have put yellow quarantine flags around my family's house.
• The vessel wasn't flying a yellow quarantine flag as required when arriving from a foreign country.
• In the past, vessels flew a yellow quarantine flag if any crew members or passengers were suffering from cholera.
• To enter St . George's Harbour, sailors must fly a yellow quarantine flag, and navigate the ship towards the Customs dock.
• By the time " Africa " hauled down her quarantine flag on 30 September 1918, 52 crew members had died of illness out of a total complement of less than 800.
• Only with the spread of telegraph wires in the 19th century could news outrun germs traveling by train or ship, leaving time for passengers to fall ill and a ship's doctor tk bcise the quarantine flag.
• Smales said that as he sailed with his son on Lymington River on Saturday, they " met a boat coming the other way, flying a yellow quarantine flag, and recognized it immediately " as the Solitaire.
• Only with the spread of telegraph wires in the 19th century could news outrun germs traveling by train or ship, leaving time for passengers to fall ill and a ship's doctor to raise the quarantine flag.
• No one aboard a vessel flying a yellow flag would be allowed ashore for an extended period, typically 30 to 40 days . In modern sets of international maritime signal flags, the quarantine flag is yellow and black.