摘要： 猎人不时能听见某只看不见的小林狼发出的拖长的哀嚎。Now and again the hunter can hear a long-draw dolorous whine of some unseen coyote. 弗里兹·哈伯（1868－1934）是德国化学家，他因化学合成氨而获1918年诺贝尔 阅读全文

摘要： Site One was unpopular because of traffic and parking problems.场地一由于交通和停车问题而不受欢迎。 The bombs killed at least 6 people and wounded 100 more. Would you l 阅读全文

摘要： 党内的不满情绪将导致更多的党员脱党.Discontent in the party will lead to further defections.而且,任何灵长类都潜藏着致死性感染病原物.And any primate can harbor deadly infectious agents.这位富 阅读全文