bc meaning in Chinese
B.C. ＝ Before Christ 公元前。
Examples
- Ab extends by 2mm and bc contracts by 2mm .
AB伸长2mm，而BC缩短2mm。 - Soldiers of bad character were branded bc .
对品质恶劣的军人烙BC型烙印。 - Glass-making flourished as early as 1350 bc .
早在公元前一千三百五十年，玻璃制造业已十分发达。 - The tube abc shown is cantilevered with ab and bc in a horizontal plan .
所示的管ABC是由位于同一水平面内的AB和BC组成的悬臂。 the vertical displacement =1mm is normal to the bars ab and bc and hence does not affect their length. 竖向位移1mm垂直于AB和BC，故不影响它们的长度。