1 [C] the thick central part of a tree that the branches grow from 树干 ☞picture on page C2 见C2页插图

2 [C] (US 美) =BOOT¹(2)

3 [C] an elephant's long nose 象鼻 ☞picture at elephant 见elephant插图

4 trunks [pl] =SWIMMING TRUNKS

5 [C] a large box that you use for storing or transporting things 大箱子；大衣箱

6 [C] [usu.sing] the main part of your body (not including your head, arms and legs) （身体的）躯干