be in leaf

US /biː ɪn liːf/
UK /biː ɪn liːf/
"be in leaf" picture
1.

長出葉子, 有葉子

to have leaves, especially after a period of not having them (like in winter)

:
The trees will soon be in leaf again.
樹木很快就會再次長出葉子
By spring, all the bushes should be in leaf.
到春天,所有的灌木都應該長出葉子