The BOD test is essentially a bioassay procedure.BOD试验实际上是一项生物测定方法.The bioassay of freshwater sediment toxicity is described.描述了淡水沉积物毒性的生物测试方法.The field bioassay of 4 trunk injection insecticides ( 14 % Imidacloprid + DD...
投资者们应当考虑存一些年金。Investors should consider putting some money into an annuity.年金中包括50镑交通费补贴.The pension includes an allowance of fifty pounds for traffic expenditures.亚历山大获得了一份数额不大的年金.Alexander receives a small annuity....
所有的门都用砖堵了起来，防止破坏分子闯入。All the doors have been bricked up to deter vandals.给孩子皮肤上抹些凡士林以防止肿痛。Smear Vaseline on to your baby's skin to prevent soreness.为了防止有人跟踪我，我特地绕了弯路。In case anyone was following me, I made an elabor...