1、As some tiny insects and insect eggs, because of their tiny body and large quantity, it is difficult to count their Numbers with an expected accuracy by human being using naked eye.(對(duì)于一些微小昆蟲(chóng)和蟲(chóng)卵進(jìn)行數(shù)量統(tǒng)計(jì)時(shí)很困難，因?yàn)檫@些昆蟲(chóng)和蟲(chóng)卵的個(gè)體很小，數(shù)量很大，人眼統(tǒng)計(jì)時(shí)準(zhǔn)確率會(huì)明顯降低。)
2、Sir David Attenborough urged people to take part in a nationwide count of butterflies to help find out if the hot, dry spring has hit the insects.(大衛(wèi)·愛(ài)登堡先生呼吁全國(guó)人民一起統(tǒng)計(jì)蝴蝶種類(lèi)和數(shù)目，看看炎熱干燥的春季是否對(duì)蝴蝶的生存造成了影響。) 【好工具h(yuǎn)ao86.com】
