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Flowers not only attract pollinators with color and smell, but also quietly guide insects who are too shy to know what to do because they land on flowers for the first time. There will be a white route on the petals of grassland geranium to guide insects into the center of flowers and find nectar. In this process, the wings of insects will be more or less glued with precious pollen of stamens. The flowers of alpine Pulsatilla and strawberry flowers have white petals on the outside and yellow stamens in the middle. This change in color depth will highlight the stamens and allow insects to fly to the middle of the flowers without hesitation.永平十六年春，西南战事仿佛停顿了。此人杀我军士百姓数千。影片根据前英国海军陆战队特种部队成员邓肯·福尔克纳的军事小说改编，斯特拉顿是一名侦查探员。据悉，影片将于今年夏天在英国、意大利等地开拍。周大笑道：也是啊，不过绿萝小姐说了，我们兵力不如东瓯，要我们小心为上。Reflection attack is also called amplification attack. This kind of attack is mainly based on UDP protocol. Common attack types include NTP, DNS, etc. Generally, the traffic of request response is much larger than the traffic of request itself. Attackers can create large-scale traffic sources with small traffic bandwidth through the characteristic that traffic is enlarged, thus launching attacks on targets. Reflective attacks are not strictly a kind of attacks. They only use the business characteristics of certain services to launch Flood attacks at a lower cost. The detailed schematic diagram is as follows: