预防甲型和丙型脑膜炎的七价疫苗于2007年获得许可。
A heptavalent vaccine protecting against meningitis A and C was licensed in 2007.
一种四价流行性脑脊髓膜炎疫苗（已在美利坚合众国获许可证）和一种预防脑膜炎A和C的七价疫苗（将于2007年注册）；
A tetravalent meningococcal meningitis vaccine (licensed in the United States) and a heptavalent vaccine protecting against meningitis A and C (to be licensed in 2007);
智利周末遭受地震袭击之后，铜价在周日晚上骤然上涨至七周最高点。
Copper prices rose sharply in electronic screen trading Sunday night and hit a seven-week high after a weekend earthquake rocked Chile.
很高兴收到你们七月卅日的询价，并感谢你们对敝公司产品的兴趣。
We welcome your enquiry of July 30 and thank you for your interest in our products.
卤原子在它们的价电子层含有七个电子，因此是一价的。
Halogen atoms contain seven electrons in their valence shell, and, consequently, are monovalent.
徒七16又被迁到示剑，安放于亚伯拉罕在示剑用价银从哈抹子孙买来的坟墓里。
Acts 7:16 and they were carried over to Shechem and placed in the tomb which Abraham had bought for a sum of silver from the sons of Hamor in Shechem.
翡翠是玉石中最为珍贵和稀有的品种，被誉为“玉石之王”，并列于世界七大宝石之一。“黄金有价，玉无价”，翡翠玉无价在于质量的千变万化。至今为止，世界上没有一个翡翠的定价标准。
Jadeite is the one of rare kind in jade, so it is praised as "king in the jade", stand side by side one of the seven top-grade precious stones of the world.
翡翠是玉石中最为珍贵和稀有的品种，被誉为“玉石之王”，并列于世界七大宝石之一。“黄金有价，玉无价”，翡翠玉无价在于质量的千变万化。至今为止，世界上没有一个翡翠的定价标准。
Jadeite is the one of rare kind in jade, so it is praised as "king in the jade", stand side by side one of the seven top-grade precious stones of the world.
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