any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves
a plant of the genus Trifolium
an architectural ornament in the form of three arcs arranged in a circle
例句
用作名词 (n.)
The taste is crisp with light traces of trefoil and tones of mint and pepper. 口感清爽，带有淡淡的车轴草味道及薄荷和胡椒的色调。
Single core cable shall be installed in either trefoil or flat formation and secured using cleats. 单芯电缆可以用三叶草法或者平直法植入.
This rhodium plated cross necklace features a cross with lilies and a descending dove trefoil in the middle. 这款镀铑十字项鍊以百合覆盖十字架，中央有一只向下飞的鸽子及三叶草图样。
The bar tracery of the parallel English Decorated style formed netlike patterns based on the circle, arch, trefoil, and quatrefoil. 平行的英国装饰风格的棂条窗花格以圆圈、拱形、三叶形和四叶形为基础，形成网状图案。
Protein bodies degrade before starch and aDNA hydrolysis, which mainly occurs at the trefoil stage. 蛋白体首先发生降解, 其大量降解主要发生在幼苗三叶期。
美
['trefɔɪl]
