die back
中高级 (B2) neutral
When a plant's top parts die in winter but the roots stay alive underground so it can grow again.
"Don't pull out the hostas — they die back every winter and come up again in spring."
When a plant's top parts die in winter but the roots stay alive underground so it can grow again.
"Don't pull out the hostas — they die back every winter and come up again in spring."