black-eyed Susan
noun
1- any of a number of plants having flowers with yellowish petals and a dark centre有黄色花瓣和黑色花心植物：
1.1
- a slender tropical climber popular as an indoor or greenhouse plant (Thunbergia alata, family Acanthaceae).翼叶老鸦嘴（拉丁名Thunbergia alata,爵床科）。
1.2
- a rudbeckia grown in gardens (Rudbeckia hirta and its hybrids, family Compositae).黑心菊及其变种（拉丁名Rudbeckia hirta,菊科）。