Under normal environmental conditions, Daphnia populations are exclusively female and reproduction is clonal.在正常环境条件下, 水蚤均为雌性并且采取无性繁殖.Results: Daphnia magna could detect the toxicity of water and water resource polluted ...
In Italy people hardly ever cohabit.在意大利，很少有人未婚同居。The house mouse can cohabit with man and adapts very well to urbanization.家鼠可以和人一起生活,而且适应都市化适应得非常好.Tony was madly clung to the indifferent dressing Billie and then they c...
在需氧体系中, 氧是末端电子接受体并且被还原.In aerobic systems, oxygen is the terminal electron acceptor and is reduced.许多天然纤维在需氧菌的侵袭下则迅速腐坏.Many natural fibers decay rapidly when exposed to aerobic cultures.幽门杆菌是一只革兰氏阴性螺旋菌, 生活在微需氧的环境下.Helico...
解放前他不得不拉人力车来挣点儿钱.Before liberation he had to pull a rickshaw to earn a little money.这些生意包括开旅馆、饭店、为游客拉人力车.The businesses cover from running hotels and restaurants to rickshaws for tourists.但是人力车车夫的工作并不容易.But the job of a ...
该防御工事能抵御当时所使用的各种进攻手段。The fortress was proof against the techniques of attack then in use.再者, 蜡质能抵御感染, 特别是乔在脏水中游泳时.Further, the wax guards against infection, particularly when Joe swims in dirty water.被毛能抵御恶劣的气候条件, 在某种程度上...