backbone

中文意思

• n. 脊柱，骨干，支柱，气节

英文释义

• n. fortitude and determination
• n. the part of a network that connects other networks together

词形变化

复数

backbones

例句

1. n. 脊柱，骨干，支柱，气节

   Small and medium-sized businesses are the backbone of the country's economy.

   中小企业是这个国家经济的支柱。