is this a pen

意思翻译 这是一支钢笔吗 相似词语短语 this is a pen───这是一支钢笔 this pen is───这支钢笔很漂亮 this pen───这支笔 this is a───这是一个 is it a pen───是笔吗 that is a pen───那是一支钢笔 it is a pen───它是一支钢笔 a pen───一支钢笔 is this───是这个吗 双语使用场景 Is this a pen or a pencil?───这是支钢笔还是支铅笔？ because...