root something ↔ up phrasal verbphr v DLGto dig or pull a plant up with its roots 将〔植物〕连根挖起[拔起]root up• Eventually the roots will give up.• The bigger the difference in shade between your own natural colouring and the new, the more your roots will show up.• He pointed to a fresh cut on a scrawny root sticking up through the dust.
→ root something ↔ up at root2(5)