| 单词 | compound leaf |
| 释义 | compound leaf noun[C] biologyspecializeduk/ˌkɒm.paʊnd ˈliːf/us/ˌkɑːm.paʊnd ˈliːf/atypeofleafthat isformedfrom anumberofsmallerleavesalljoinedto onestem 复叶 gilotyna/iStock/Getty Images Plus/GettyImages Parts of plants
Examplesofcompound leafcompound leaf At the border of thecompoundleafzones carrying leaflets and tendrils, mixed leaflet\\tendril pairs are frequent, both organs having proper identity. From theCambridge English Corpus Eachcompoundleafends in a branched tendril. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.The leaf is arranged in alternate and is pinnatelycompoundleafvenation. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The leaf lamina is notably pinnatifid with some areas almost being acompoundleafstructure. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Thecompoundleafstem is 3 to 10 cm long, mostly flattened on the top part, with two sharp edges. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Leaflets without a stalk, but thecompoundleafhas a stalk between 1 to 3 cm long. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These finger-like segments are not individual leaves, but parts of a singlecompoundleaf. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Thecompoundleafstem is between 2 and 10 cm long. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Eachcompoundleafconsists of 30-40 leaflets, lanceolate to obovate-lanceolate. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The ultimate free division (or leaflet) of acompoundleaf, or a pinnate subdivision of a multipinnate leaf is called a pinnule or pinnula. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Thecompoundleafstalk is brown and hairy, swollen where it joins the branchlet. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Each leaflet is 2.511 cm long and 1245 mm wide, with those towards the end of thecompoundleaftending to be smaller. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.A "terminal leaflet" is seen on the end of thecompoundleaf. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The two main classes ofcompoundleafmorphology are palmate and pinnate. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Eachcompoundleafcontains 1533 pairs of bright green leaflets long. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.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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