钢针

chuān kǒng de gāng zhēn gōng jù

穿孔的钢针工具

a needle tool for perforating holes

rú guǒ tā men dāng shí mǎ shàng jiù gěi tā gē bo zuò shǒu shù bìng yòng gāng zhēn gù dìng tā xiàn zài kě néng yǐ jing quán yù le

如果他们当时马上就给她胳膊做手术并用钢针固定，她现在可能已经痊愈了。

If they'd operated and pinned her arm at once, she might have healed by now.