Version 3 uses a digital signature to sign cryptographic keys and messages.

In 2500 B.C., the Chinese played a form of the game and called it Tsu Chu.

公元前2500年, 中国人玩一种称之为蹴鞠的游戏.

Archimedes flourished in the 3 rd century B.C.

阿基米德活跃于公元前三世纪;阿基米德是公元前三世纪的人.

This oracle was still flourishing in 332 B.C.

这个神示殿在公元前332年依然很兴旺.

Julius Caesar subdued Gaul in 50 B.C.

凯撒在公元前五十年时征服高卢.

Such concessions are known from the second millennium B.C.

这种特许自公元前2000年即有所闻.

More important are tablets of above 1400 B.C.

公元前1400年左右的石碑具有更重要的意义.

B, c, d, f, etc. are consonants.

B, c, d, f等都是辅音字母.

In Sparta ( Lacedeman ) kings were still distinguished in the sixth century B.C.

在斯巴达 ( 拉克代蒙 ),国王的地位到了公元前第六世纪时仍然是显要的.

Its head happened to be among remains of the fifth century B.C.

其头颅恰好夹杂在公元前五世纪的废墟中.

4 gradient arrays marked A, B, C and D were set up.

布置了编号为A, B, C,D的四个梯度排列.

" The Capital Gazatte " , first published in the Han Dynasty ( 206 B.C.-220 A . D . ), was the earliest newspaper in the world.

创始于中国汉代的《邸报 》 是世界上最早的报纸.

Decide whether the ball is in square A, B, C, or D, then call and leave your answer.

选定球放在A、B、C、D哪个方格，然后打电话来，留下您的答案。

The First Emperor of Qin unified China in 221 B.C.

秦始皇于公元前221年统一中国.

The Great Wall dates from the third century B.C.

万里长城建成于公元前三世纪.

B . S . in computer science , information technology or equivalent experience.

计算机或信息技术专业毕业者优先.

Two years of testing found two cases of B . S . E.

两年的检测结果是发现了2起疯牛病事件.

Tom a B . S . in Computer Science of University of Buffalo.

汤姆毕业于纽约布法罗大学,主修电子计算机科学.

The drug should be on an empty stomach for better absorption [ b's: pn ].

这些药宜饭前 空腹 服用,有利于吸收.

B . S . in Engineering from a leading four year university. MBA preferred.

四年制重点大学工程学士学位,MBA优先.

B. S . in Building Material, Polymer, Chemistry engineer, Material Science is preferred.

建材, 高分子材料, 化学工程, 材料专业学士学位.