BB

• abbr. 滚珠轴承(=ball bearing)
• abbr. 升压电池组(=booster battery)
• abbr. 预算局(=Budget Bureau)
• abbr. 蓝皮书(=blue book)

英英释义

Noun:

1. a small pellet fired from an air rifle or BB gun

词汇搭配

• BB gun BB型气枪
• B.B.Ed. =Bachelor ...
• b.b. =ball bear...

近反义词

【近义词】

• shot 注射