正文

DNA检测沙丁鱼罐头中的蠕虫

2012-03-08来源:VOA

Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin.

词汇讲解：
1. certify vt.证明, 证实；发证书给…
例句：The bank certified my accounts.
银行核实了我的账目。

2. consume vt.消耗, 消费, 耗尽；大吃, 大喝
例句：The kids soon consumed all the food on the table.
孩子们一会儿功夫便把桌上的食品全部吃光。

3. handle vt.处理, 应付, 对待
例句：He refused to allow his secretary to handle confidential letters.
他不让秘书处理机密文件。

4. seal n. 印章, 印鉴, 图章
例句：The letter bears the seal of the king.
这封信有国王的封印。

5. approval n. 批准, 认可
例句：The new proposals have won the approval of the board.
新建议得到董事会的认可。

6. advocate vt.提倡, 主张
例句：I don't advocate doing such things.
我不主张干这样的事情。

7. disgust vt. 使厌恶,使讨厌
例句：His crudeness disgusted her.
他的粗野令她憎恶。

8. vary vi.呈现不同
例句：This pile of apples vary in size.
这堆苹果大小不一。

9. identify vt.认出, 识别
例句：The policeman identified him as the thief.
警察认出他是小偷。

10. indication n. 征兆;迹象;暗示
例句：There are indications that the weather is changing.
有好些迹象显示天气要变了。