1.diplomatic relations 外交关系

例句：Peru is a good friend and partner of China and one of first in South America establishing diplomatic relations with China.

秘鲁是中国在南美洲的好朋友、好伙伴，秘鲁是南美洲最早和中国建立外交关系的国家之一_8qNoZYjL+DCZXc。

2.trade embargo

例句：AMD is not allowed to flog its gear in Iran which is under a technology trade embargo.

AMD公司不允许其处理器被非法出售给伊朗，这属于技术贸易禁运vkL%aSNSVS。

3.artificial insemination 人工受精

例句：Artificial insemination was a significant breakthrough in panda conservation.

人工受精是熊猫保护领域的重大突破JDQ6A%bMAac(1q~-I7。

4.a series of 一系列的

例句：The challenger delivered a series of punches to the champion.

那位挑战者向(拳击)冠军发动一连串猛击6&~8[pUY.~f0&yv[(。