螺旋形的的例句（螺旋形的在句子中的用法）

• Normal, double - helix DNA is spiral, like a loosely coiled spring. 正常的双螺旋DNA是螺旋形的, 像一根松松地卷曲的弹簧.
• Spirillum A helically shaped bacterium. 螺旋菌:一种螺旋形的细菌.
• The polynucleotide chain is helical. 多核苷酸键是螺旋形的.
• So the spiral of a compact florescent bulb isn't bulbous at all. 而螺旋形的节能荧光灯泡并不是鳞茎状的.