The results indicate that chloramine is of notable inactivation effect on Cyclops.结果表明,氯胺对剑水蚤具有显著的灭活作用.Clearly, the application of brine or ammonia is feasible to control the growth of Cyclops.可见, 采用盐水或氨水浸泡活性炭滤池来控制剑水蚤的生长...
Anglers are required to obtain prior authorization from the park keeper.垂钓者必须事先得到公园管理者的许可.More anglers are taking cameras when they go fishing to provide a memento of catches.更多的垂钓者去钓鱼的时候带上了照相机，以便钓上鱼后留个纪念。Catch some of t...
Our personal space extends about 12 to 18 inches around us.我们的个人空间是周围12到18英寸的范围。The table extends to 220cm.桌子伸展后长220厘米。His domain extends for 20 miles in every direction.方圆20英里之内都是他的地产....
他右眼视力有损伤。He has a visual impairment in the right eye.英国有170万失明和视力受损人口。There are 1.7 million blind and visually impaired people in Britain.他的视力还算可以，还能看书。He can see tolerably well and he can read....