adj.形容詞使中空的 ; 挖空When the man knocked on the wall he was surprised to find it was hollow
v.t.及物動詞使中空;挖空I will hollow out an area for your plant
n. (c./u.)名詞 (可數/不可數)山谷Their house was located in a hollow and it was flooded often after heavy rains
adj.形容詞虛偽的I wouldn't trust him any more, his promises are hollow and he never keeps them
adj.形容詞空洞的I heard a hollow groaning from her bedroom, she was still in pain
adj.形容詞(聲音)空洞的The guitar made a hollow noise when it was knocked
adj.形容詞凹陷的He was very thin and his cheeks were hollow as if he had been starving
n. (c./u.)名詞 (可數/不可數)坑洞They stopped in a hollow and looked around