您要查找的是不是：
- competition host parasite system 宿主寄主系统竞争
- Title： A Parasitism Model of Trichogramma pretiosum to the Eggs of Plutella xylostella (L. 关键词：短管赤眼蜂；小菜蛾；二次正交旋转组合设计；寄生率；二次回归模型
- The parasite's host could be any bird. 该寄生生物的宿主可以是任何鸟类。
- The host then passed around a box of cigars. 主人这时拿了一盒雪茄烟请大家抽。
- The mistletoe plant is a parasite on trees. 槲寄生是寄生在树上的植物。
- A host of friend meet him at the railroad station. 一大群朋友在火车站迎接他。
- Don't give money to him; he is a parasite. 别给他钱，他是个好吃懒做的人。
- 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。
- Standing by him was a model worker. 站在他旁的是一位劳动模范。
- Living as a parasite or symbiont within the tissues of a host. 内在的作为寄生虫或共生物寄生在寄生组织内部的
- I think I can get that special model for you. 我想我可以为你找到那种特别的型号。
- She has been held up as a model worker. 她被推举为模范工作者。
- The host is not always injured by association with a parasite. 主人与食客结交并不一定会吃亏。
- He showed us a model of the new office building. 他给我们看了新办公楼的模型。
- He taught Tom how to make a model airplane. 他教汤姆作模型飞机的方法。
- A host of friends met him at the railroad station. 一大群朋友在火车站迎接他。
- John is repairing his model plane at his leisure. 约翰不慌不忙地修理着他的航模。
- 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。
- The old sailor chipped out a tiny model boat. 那名老水手一点儿一点儿地削出一个小船模型。
