The kiwis live only in New Zealand. They are a kind of strange birds because they cannot fly. A kiwi is the same as a chicken. But it has no wings(翅膀) or tail
Most N95 respirators are designed to filter 95% particulates of 0.3μ, while the size of H1N1 virus is about 0.1μ. Hence, dependence on N95to protect against H1N1 is like protecting against rain with a