Botts' dot
01
博茨点, 博茨标记
a raised, rounded marker on a road used to guide traffic or mark lanes
例子
Botts' dots help drivers stay in their lanes, especially at night.
波茨点帮助驾驶员保持在车道上,尤其是在夜间。
The highway had many Botts' dots to mark the lanes clearly.
高速公路上有许多波茨点,用于清晰地标记车道。



























