charlock
/ˈtʃɑːlɒk/noun
mass noun
1- a wild mustard with yellow flowers, which is a common weed of cornfields野欧白芥。
1.1
- Sinapis arvensis, family Cruciferae.拉丁名 Sinapis arvensis, 十字花科。
词源
Old English cerlic, cyrlic, of unknown origin.