| 释义 |
Definition of blue sow-thistle in English: blue sow-thistlenoun Any of several composite plants with blue flowers or bluish leaves of (or formerly of) the genera Cicerbita, Sonchus, and Lactuca.
Origin Late 18th century; earliest use found in William Withering (1741–1799), physician and botanist. Definition of blue sow-thistle in US English: blue sow-thistlenoun Any of several composite plants with blue flowers or bluish leaves of (or formerly of) the genera Cicerbita, Sonchus, and Lactuca.
Origin Late 18th century; earliest use found in William Withering (1741–1799), physician and botanist. |