Bds
abbr. 用硬纸板作封面（bound in boards）
🗣️ 情景例句
in a horse and carriage.
坐马车。
An honest man's word is as good as his bond.
诚实人的话像他的契约一样靠得住。
The only way to do this was to operate.
搞清的唯一办法就是手术。