词族 · bollard
词形变化
中文词源
bollard 短柱，系船柱
来自bole, 树干。用树干做的系船用的柱子。
英语词源
- bollard (n.)
- 1844, originally a post for fixing mooring ropes; since 1948, usually a traffic control device; probably from bole + suffix -ard.
权威例句
- 1. Drag onto the page to add a bollard for blocking vehicle access.
- 拖到绘图页后,可以添加阻止机动车通行的安全岛护柱.
- 2. Symbol for outdoor lighting. Standard or bollard can be specified.
- 户外照明符号. 可指定标准式或柱式.
- 3. Drag onto the page, then right - click to specify standard or bollard.
- 拖到绘图页上, 然后右击可指定标准式或柱式.