English主要词典
thorn
Universal Words
noun
1 [C] a small sharp pointed part on the stem of some plants, such as roses
2 [C,U] a tree or bush that has thorns:
an old hedge of thorns * a thorn tree
seealsoBLACKTHORN, HAWTHORN
IDIOMS
a thorn in sb's flesh / side a person or thing that repeatedly annoys sb or stops them from doing sth