helix
英 ['hi?l?ks]
美['hil?ks]
- n. 螺旋，螺旋狀物；[解剖] 耳輪
擴展詞匯
詞態變化
復數:?helixes;
中文詞源
helix 螺旋形
來自拉丁語helix,螺旋的，來自PIE*wel,轉，旋轉，詞源同involve,whelk.引申詞義螺旋形。
英文詞源
- helix (n.)
- "a spiral thing," 1560s, from Latin helix "spiral," from Greek helix (genitive helikos), related to eilein "to turn, twist, roll," from PIE *wel-ik-, from root *wel- (3) "to turn, revolve" (see volvox).
雙語例句
- 1. Coil the fibre into a helix.
- 將纖維卷繞成螺旋形。
來自柯林斯例句
- 2. Normal, double - helix DNA is spiral, like a loosely coiled spring.
- 正常的雙螺旋DNA是螺旋形的, 像一根松松地卷曲的彈簧.
來自辭典例句
- 3. The helix makes a complete turn every 3.6 residues.
- 每個3.6個殘基,螺旋正好轉一圈.
來自辭典例句
- 4. Some biological molecules have the form of a helix.
- 有些生物分子呈螺旋狀.
來自辭典例句
- 5. This is the double helix.
- 這就是雙螺旋.
來自辭典例句