| bedrock | 基础；基石 foundation, basis |
| behalf | 代表...，作为...的代表 represent on behalf of |
| behave | 举止，表现 perform behave oneself 举止得体，端庄 |
| behavior | 举止，行为 conduct, manner |
| belie | 给人错觉；掩饰 misrepresent；disguise |
| believe in | 相信 have confidence in, trust |
| bellows | 风箱 |
| below | 在...下面 beneath, under |
| belong to | 属于 |
| beneath | 在...之下 below, under |