细线

dāng wǒ men bǎ shuǐ tǒng cóng jǐng lǐ tí shàng lái fā xiàn shéng zi jī hū yào mó duàn le shuǐ tǒng jǐn yóu yī gēn xì xiàn diào zhe

当我们把水桶从井里提上来，发现绳子几乎要磨断了，水桶仅由一根细线吊着。

When we drew the bucket up from the well, we saw that the rope had worn away, and the bucket was left hanging by a very thin thread.