trefoil
英 ['trefɒɪl; 'triːfɒɪl]
美['trifɔɪl]
- n. 三叶草；三叶纹
- adj. 三叶草的
英英释意
- 1. any of several Old World herbs of the genus Medicago having small flowers and trifoliate compound leaves
- 2. a plant of the genus Trifolium
- 3. an architectural ornament in the form of three arcs arranged in a circle