pencil box 与pencil case有什么区别?

pencil box 与pencil case有什么区别? pencil box英文意思 pencil box等于pencil case吗 ()have a pencil (),too.In()pencil box pencil This is a pencil box.对a pencil box 提问 This is a pencil box.(对” a pencil box”提问 ) radio ,pencil box,的复数 can you find () pencil box pencils in the pencil box pencil box有没有连字符号 是pencil box还是pencil-box呢? 英语翻译Please _____ your pencil ____ ____ your pencil box 英语复数形式apple.box.pencil.class.baby.pencil He has ( o ) one pencil in his pencil box. What can't you see in my pencil-box?A．ruler B.eraser C.pencil不好意思 我的分太少 pencil-box的复数形式是什么? It's a pencil box 复数改 What's in your pencil box?