您要查找的是不是：
- alternate host parasites 转住寄主寄生物
- Alternate host Any host other than the main (most common)one. 转主寄主：非主要寄主的任何一个寄主。
- The alternate host of the disease has not been found, and the role of telia in disease cycle was dubious. 研究中未发现病菌的转主寄主，且冬孢子作用不明；
- It was not found that Melampsora rust on poplars had an alternate host in Shanghai.The overwinter uredinia may be one of the preliminary infection sources. 初步研究表明杨叶锈病在上海无转主寄主，初侵染源为病叶上越冬的夏孢子堆。
- For example, many rusts overwinter on alternate hosts. 例如，许多锈菌在转主寄主上越冬。
- Using the “black box” method, the searching capacity of Trichogramma reproduced in alternative host eggs and that reared in artificial eggs were compared. 采用黑箱方法，对人工卵繁殖赤眼蜂和替代昆虫寄主卵繁殖赤眼蜂室内搜索能力进行了比较研究。
- A STUDY ON PATHOGEN AND THE ALTERNATE HOST OF BLISTER RUST OF MASSONIANA PINE 马尾松疱锈病病原及转主寄主的研究
- The host then passed around a box of cigars. 主人这时拿了一盒雪茄烟请大家抽。
- Meetings are held on alternate Thursdays. 每隔一个星期的星期四举行一次会议。
- A host of friend meet him at the railroad station. 一大群朋友在火车站迎接他。
- The host team won the game by a nose. 主队以微弱优势赢得比赛。
- The host tell a joke to his guest to break the ice. 主人为了打破僵局，给客人讲了个笑话。
- Those who loaf all day and do nothing are social parasites. 饱食终日，无所事事的人是社会上的寄生虫。
- competition host parasite system 宿主寄主系统竞争
- Good harvests alternate with bad. 好收成与坏收成交替更迭。
- They saw each other on alternate Sundays. 他们每隔一个星期天相会一次。
- The doctors examined the entrails of the patient for parasites. 医生检查病人的内脏看是否有寄生虫。
- We alternate in doing the housework. 我们轮流做家务。
- A host of friends met him at the railroad station. 一大群朋友在火车站迎接他。
- I cannot stand the TV host's plastic smile. 我不能忍受那个电视节目主持人不自然的笑容。
