| boil | [b??l] | 用沸水煮；（使）沸騰；怒火中燒 |
| bold | [bo?ld] | 大膽的；明顯的；粗體的 |
| bolster | [?b??lst?(r)] | 改善，加強；長枕頭墊 |
| bolt | [bo?lt] | 螺栓 ；晴天霹靂；金屬插銷 |
| bomb | [bɑ?m] | 炸彈；失敗的事件 |
| bond | [bɑ?nd] | 紐帶，聯系；債券，公債；結合，黏合 |
| bone | [bo?n] | 骨頭，骨；梗概 |
| bonus | [?bo?n?s] | 獎金，紅利；意外收獲 |
| book | [b?k] | 書，書籍；本子，賬本 |
| boom | [bu?m] | 繁榮，興旺；發出隆隆聲 |
| boost | [bu?st] | 幫助，推動，提高 |
| boot | [bu?t] | 靴子；行李箱；猛踢 |
| booth | [bu?θ] | 貨攤，電話亭 |
| border | [?b??rd?r] | 邊界，國界 |
| bore | [b??r] | 使煩擾；盯著看；鉆孔 |
| born | [b??rn] | 出生，誕生；出現，產生 |
| borrow | [?bɑ?ro?] | 借貸；借用，引用 |
| boss | [b??s] | 老板；領導 |
| botany | [?bɑ?t?ni] | 植物學 |
| both | [bo?θ] | 雙方，兩個都 |
| bother | [?bɑ?e?r] | 打擾，煩惱；費心，麻煩 |
| bottle | [?bɑ?tl] | 瓶子；奶瓶 |
| bottom | [?bɑ?t?m] | 底部，末端 |
| bounce | [ba?ns] | 彈起；（使）上下晃動；解雇 |
| bound | [ba?nd] | 界限 |
| boundary | [?ba?ndri] | 分界線，邊界 |
| bow | [ba?] | 鞠躬；低頭；使彎曲 |
| bowel | [?ba??l] | 腸；內部最深處 |
| bowl | [bo?l] | 碗，缽；一碗的量 |
| bowling | [?bo?l??] | 保齡球 |
