| 单词 | blackfly |
| 释义 | blackfly noun[CorU] uk/ˈblæk.flaɪ/us/ˈblæk.flaɪ/asmallblackinsectwith twowingsthatfeedson thejuicesofplants: （吸食植物汁液的）黑蝇Doyourbroadbeanssufferfrom blackfly(= are theyattackedby blackfly)?你的蚕豆遭蝇灾了吗？  Will Heap/GettyImages Insect names
Examplesofblackflyblackfly For the oviposition experiments, blackflies were allowed to bloodfeed until fully engorged. From theCambridge English Corpus Collected blackflies were assigned randomly to each group. From theCambridge English Corpus The responses observed in blackflies after natural infections are similar to those seen after experimental infections. From theCambridge English Corpus However, very little is known about the role ofblackflyhaemocytes and the body of publication is very small. From theCambridge English Corpus To reduceblackflyactivity, dim (less than 50 lux) torchlight was directed up from beneath the chamber as the only illumination. From theCambridge English Corpus Complete recognition of the term is explained by persistent itching. 64.4 % of the respondents attributed chronic itching toblackfly, while 34.9 % thought nodules to be caused byblackflybites. From theCambridge English Corpus Water dripped continuously on to the netting where the blackflies oviposited, and exited to a receptacle. From theCambridge English Corpus Of the various drip methods tested, groups of gravid blackflies ovipositing together resulted in the highest viable egg yields, with the highest proportion of individuals responding. From theCambridge English Corpus Microfilariae infest the skin, from where ablackflyvector uptakes parasites to continue transmission. From theCambridge English Corpus Water management schemes can either encourage or discourage the simuliid (blackfly) vectors of onchocerciasis (river blindness). From theCambridge English Corpus Adult female blackflies were used for infections within 2 days of their emergence. From theCambridge English Corpus We are confident that blackflies are an important model for elucidating the role of innate immunity in the context of parasitic infections in invertebrates and vertebrates alike. From theCambridge English Corpus The data presented above support this finding, as the proportion of forest/transition-zone- and savanna-dwelling blackflies carrying larvae of the two strains were not significantly different. From theCambridge English Corpus Asterisks indicate the approximate location of the villages from which microfilariae were collected and circles indicate the approximate location of sites from which infected blackflies were collected. From theCambridge English Corpus These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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