barbs

基本解释

American banks throw barbs at the way that Europeans calculate the riskiness of their assets, which affects the amount of capital they have to hold.
美国的银行则对欧洲计算资产风险性的方法有诸多非议，因为这会影响到它们需要持有的资本额。
And a teacher should not lob gratuitous barbs at her students, which contradicts her own professional duty: to teach the skills and habits of democracy.
教师不应该无端地对自己的学生冷嘲热讽，这与她本身的职责相矛盾：传授技能和民主习惯。
Unlike stingrays, manta rays do not have venomous tail barbs.
和刺鳐不一样，蝠鲼没有剧毒的尾刺。

The sharp metal barbs tore the skin of the men who stretched it along fence tops.

Day, Obama and Clinton traded barbs that set the tone for the rest of the week.
NPR: Big Win for Obama in S.C., GOP Focuses on Florida
To her credit, the lady knight shrugs off his barbs and grits her teeth.
FORBES: 'Game Of Thrones' Season 3, Episode 2 Review: 'Dark Wings, Dark Words'
Not all the barbs aimed at hip hop are meant exclusively for its artists.
NPR: Author Comes to Hip-Hop Music's Defense

A barb is a sharp curved point near the end of an arrow or a fish hook that makes it difficult to pull out.
A barb is an unkind remark meant as a criticism of someone or something.