1.block release （到高校进行一周或几周的）短期脱产进修
例句：We are short-staffed at the moment as two of our team are on block release.
我们目前人手不足，因为小组里有两人脱产学习。

2.black economy 黑市经济（指为逃税而隐瞒收入的地下经济）
例句：The part of an economy which is not declared to the tax authorities is known as the black economy.
不向税务部门申报的经济领域被称为黑市经济。

3.Black Friday （尤指经济领域内灾难性的）黑色星期五，灾难性的一天

4.Black Monday （股市狂跌的）黑色星期一

5.blue chip 蓝筹股、绩优股
例句：She put her money into blue chips.
她把钱投资在绩优股上。

6.bill of entry 报关单（进出口货物清单、报海关查验）
例句：They are preparing a bill of entry for customs.
他们正在为海关准备报关单。

7.bill of ladding 提单、提货单
例句：The full contract details appear on the back of the bill of ladding.
提单背面印有全部合约的细则。

8.bingo card 宾戈卡（出版都随杂志发出的已付邮资的明信片，读者可凭卡免费函索广告中有关产品的信息）

9.bioengineered food 生物工程食品

10.binding machine 装订机
例句：A binding machine fixes sheets of paper together like a book.
装订机用来把成叠的纸按图书装订。