1660s, from French bas-relief, a loan-translation of Italian basso-rilievo "low relief, raised work."
权威例句
1. The cat bas upset the saucer of milk.
猫把那碟子牛奶打翻了.
2. Most basic files use the filename extension. bas.
大多数BASIC文件 使用. bas的文件扩展名.
3. BAS ( Building Automation System ) includes central air - coon , cooling unit, water supply and discharge , electrical supply and distribution, public area lighting, elevator, billing systems.