| 单词 | frond |
| 释义 | frond noun[C] biologyspecializeduk/frɒnd/us/frɑːnd/along,thinleafof aplant: 窄长的叶子Ferns andpalmshave fronds.蕨类植物和棕榈树都长有窄长的叶子。  Dewin ' Indew/iStock/Getty Images Plus/GettyImages Parts of plants
frond| American Dictionaryfrond noun[C] us/frɑnd/alarge, usuallydivided,leaf,esp. of afernorpalmtree Examplesoffrondfrond We interpret the flexure as a taphonomic feature related to flattening, which arguably is supporting evidence for thefrondbeing trough-shaped in life. From theCambridge English Corpus Many of the bennettitalean fronds had well-preserved regions of cuticle. From theCambridge English Corpus A fragment of the three-dimensional cast of anotherfrondis seen adhered to the right-hand side of the mould. From theCambridge English Corpus Following the 1991 drought, the number of fronds remaining on each palm and the percentage of dead palms were also recorded. From theCambridge English Corpus The crescentic appearance of the fronds and the featureless median zone in the holotype have resulted from deep weathering of the specimen. From theCambridge English Corpus Composite moulding of thefrondsuggests that the quilt boundaries correspond to structures stiff enough to press through the integument. From theCambridge English Corpus The character of the secondary subdivision is similar to the primary quilting of thefrond, and this is repeated in the thirdorder quilting. From theCambridge English Corpus This finding suggests that falling fronds alone did not have a main effect on sapling damage. From theCambridge English Corpus Anotherfrondis compressed laterally and preserved as a wedge-shaped three-dimensional cast. From theCambridge English Corpus Previous account of there being four fronds also cannot be confirmed. From theCambridge English Corpus The structure of the sheath may have been delicate and seldom preserved unless sediment penetrated and moulded the space between the fronds and the sheath. From theCambridge English Corpus The number of green fronds per tree has not yet been studied systematically. From theCambridge English Corpus The fern fronds must have been significantly larger than the small fragments that we find preserved. From theCambridge English Corpus This inversion can be explained as differential collapse of quilts from either side of a double-layeredfrond. From theCambridge English Corpus Thefrondis bilaterally symmetrical; there is, however, a slight deviation in the disposition of quilts. 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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