trefoil
/ˈtrefɔɪl/noun
1- a small European plant of the pea family, with yellow flowers and three-lobed cloverlike leaves车轴草, 三叶草。
1.1
- Genera Trifolium and Lotus, family Leguminosae: several species, in particular the bird's-foot trefoil.车轴草属及百脉根属, 豆科：数种, 尤指鸟足车轴草。
1.2
- a similar or related plant with three-lobed leaves三叶植物。
1.3
- an ornamental design of three rounded lobes like a clover leaf, used typically in architectural tracery（尤指建筑窗饰中的）三叶饰。
1.4
- a thing having three parts; a set of three三重物; 三件套：
a trefoil of parachutes lowers the shuttle's used rockets to Earth.
三个降落伞将运载航天飞机升空的火箭降落到地面。
1.5
- as modifier denoting something shaped in the form of a trefoil leaf三叶形物：
trefoil windows.
三叶形窗户。
派生词
trefoiled
adjective词源
Middle English: from Anglo-Norman French trifoil, from Latin trifolium, from tri- 'three' + folium 'leaf'.