whistle buoy

ریشه

From 'whistle' (a device which makes a loud noise, often used to attract attention) + 'buoy' (an anchored float serving as a navigation mark).

مثال

• The ship navigated through the fog with the help of the whistle buoy.
• The whistle buoy is a crucial aid for sailors.
• The sound of the whistle buoy can be heard from miles away.

ترکیب‌های رایج

Install a whistle buoy Sound of a whistle buoy