假如有人送你一支笔
Suppose someone gives you a pen
以上为机器翻译结果，长、整句建议使用 人工翻译 。
假如有人送你一支笔，一支不可拆卸的单色钢笔。
Suppose someone gave you a pen a sealed, solid-colored pen.
youdao
Suppose someone gave you a pen? A sealed, solid-colored pen.
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