| boil | [bɔɪl] | 用沸水煮；（使）沸腾；怒火中烧 |
| bold | [boʊld] | 大胆的；明显的；粗体的 |
| bolster | [ˈbəʊlstə(r)] | 改善，加强；长枕头垫 |
| bolt | [boʊlt] | 螺栓 ；晴天霹雳；金属插销 |
| bomb | [bɑːm] | 炸弹；失败的事件 |
| bond | [bɑːnd] | 纽带，联系；债券，公债；结合，黏合 |
| bone | [boʊn] | 骨头，骨；梗概 |
| bonus | [ˈboʊnəs] | 奖金，红利；意外收获 |
| book | [bʊk] | 书，书籍；本子，账本 |
| boom | [buːm] | 繁荣，兴旺；发出隆隆声 |
| boost | [buːst] | 帮助，推动，提高 |
| boot | [buːt] | 靴子；行李箱；猛踢 |
| booth | [buːθ] | 货摊，电话亭 |
| border | [ˈbɔːrdər] | 边界，国界 |
| bore | [bɔːr] | 使烦扰；盯着看；钻孔 |
| born | [bɔːrn] | 出生，诞生；出现，产生 |
| borrow | [ˈbɑːroʊ] | 借贷；借用，引用 |
| boss | [bɔːs] | 老板；领导 |
| botany | [ˈbɑːtəni] | 植物学 |
| both | [boʊθ] | 双方，两个都 |
| bother | [ˈbɑːðər] | 打扰，烦恼；费心，麻烦 |
| bottle | [ˈbɑːtl] | 瓶子；奶瓶 |
| bottom | [ˈbɑːtəm] | 底部，末端 |
| bounce | [baʊns] | 弹起；（使）上下晃动；解雇 |
| bound | [baʊnd] | 界限 |
| boundary | [ˈbaʊndri] | 分界线，边界 |
| bow | [baʊ] | 鞠躬；低头；使弯曲 |
| bowel | [ˈbaʊəl] | 肠；内部最深处 |
| bowl | [boʊl] | 碗，钵；一碗的量 |
| bowling | [ˈboʊlɪŋ] | 保龄球 |
