crenation
crenation — 名詞
1. One small rounded bump on the rim of something, or one dip between two such bump
圓齒；缺刻
邊緣上一個圓弧狀凸起或兩凸起間的凹口
One small rounded bump on the rim of something, or one dip between two such bumps, like those on a wavy leaf or shell.
Lakshmi traced each crenation along the edge of the oak leaf with her finger.
Lakshmi 用手指沿著橡樹葉的邊緣，描出每一個圓齒。
each crenation: one bump or notch on an edge
Each crenation on the lace collar was no bigger than a grain of rice.
蕾絲衣領上的每個圓齒都不比一粒米大。
Bilal counted twelve crenations around the rim of the seashell he found on the beach.
Bilal 數了他在海灘上撿到的貝殼，邊緣一圈共有十二個圓齒。
plural: a row of crenations around a rim
Élise pressed a fork around the pie crust to make neat crenations.
Élise 用叉子沿著派皮邊緣按壓，壓出整齊的圓齒。
make crenations: create a scalloped edge
Hoa noticed a drop of rain resting in the notch between two crenations.
Hoa 注意到有一滴雨水停在兩個圓齒之間的缺刻裡。
- crenation of a leaf
- crenations along the edge
- the notch between crenations
2. The state of an edge that has a whole row of small round bumps along it, so that
呈圓齒狀
邊緣排成一列小圓弧的狀態
The state of an edge that has a whole row of small round bumps along it, so that it looks wavy.
Jin noticed the crenation of the leaf's edge in the afternoon light.
Jin 在午後的光線下注意到葉緣呈圓齒狀。
crenation of + noun: the leaf's edge
The shell's rim felt rough under Quinn's thumb because of its crenation.
因為邊緣呈圓齒狀，貝殼的口緣在 Quinn 的拇指下摸起來很粗糙。
uncountable: crenation as the cause of a texture
Adaeze admired the delicate crenation of the antique tablecloth along its border.
Adaeze 欣賞古董桌巾邊緣那一圈細緻的圓齒狀花邊。
Without crenation, the border of Talia's cloth napkin would look plain and straight.
Talia 那條布餐巾的邊若不呈圓齒狀，看起來會平淡又筆直。
without crenation: contrast with a smooth edge
Valentina checked whether the cloth edge showed any crenation or was perfectly smooth.
Valentina 檢查布的邊緣是否呈圓齒狀，還是完全平滑。
- crenation of the margin
- an edge shows crenation
用法筆記
Names the condition of the whole edge, while sense 1 names one bump or notch on it.
3. A change in which red blood cells shrink and get a bumpy outline.
紅血球皺縮
紅血球縮小、邊緣變得凹凸不平
A change in which red blood cells shrink and get a bumpy outline.
Under the microscope, Dr. Nala pointed out crenation in the shrunken red blood cells.
在顯微鏡下，Nala 醫師指出縮小的紅血球中出現了皺縮現象。
crenation in + red blood cells
Crenation happens when red blood cells are placed in a hypertonic solution.
紅血球皺縮發生在紅血球被放進高張溶液的時候。
Crenation happens when: cause-and-effect clause
The lab report showed crenation: many red blood cells in Christopher's sample had bumpy edges.
實驗報告顯示紅血球皺縮：Christopher 的樣本裡有許多紅血球邊緣呈凹凸狀。
crenation + colon: naming the change, then the evidence
The biology teacher drew crenation as a ring of tiny bumps on a blood cell.
生物老師把紅血球皺縮畫成血球邊緣一圈細小的凸起。
Crenation turns a smooth, round blood cell into one with a bumpy edge.
紅血球皺縮會讓原本光滑的圓形血球變成邊緣凹凸不平的樣子。
turns A into B: result of crenation
- crenation of red blood cells
- cells show crenation
用法筆記
Names the process in blood cells; for a wavy edge on a leaf, shell, or cloth, see senses 1 and 2.
同根字
- crenate形容詞C2
- crenated形容詞C2
常見搭配
名詞搭配
- leaf crenation
- cell crenation
介系詞搭配
- crenation of
- crenation along