8 sentences

1. 请把这把斧头的刃磨快。

   qǐng bǎ zhè bǎ fǔ​tou de rèn mó kuài.

   Please sharpen the edge of this axe.

   Source: AI Challenger 2017

2. 每一柄剑都是双刃的。

   měi yī bǐng jiàn dōu shì shuāng​rèn de.

   Every sword is double-edged.

   Source: CCMatrix

3. 这是在线约会的双刃剑。

   zhè shì zài​xiàn yuē​huì de shuāng​rèn​jiàn.

   This is the double-edged sword of online dating.

   Source: CCMatrix

4. 做自己的老板是一把双刃剑。

   zuò​zì​jǐ de lǎo​bǎn shì yī​bǎ shuāng​rèn​jiàn.

   Being your own boss is a double-edged sword.

   Source: CCMatrix

5. 问题在于疾病的早期检测是把双刃剑。

   wèn​tí zài​yú jí​bìng de zǎo​qī jiǎn​cè shì bǎ shuāng​rèn​jiàn.

   The problem is that early detection of disease is a double-edged sword.

   Source: CCMatrix

6. 对于许多情侣来说，科技是一把双刃剑。

   duì​yú xǔ​duō qíng​lǚ lái​shuō, kē​jì shì yī​bǎ shuāng​rèn​jiàn.

   For many couples, technology is a double-edged sword.

   Source: CCMatrix

7. 他在磨石上磨快了他的刀刃。

   tā zài mó​shí shang mó kuài le tā de dāo​rèn.

   He sharpened the edge of his knife on a grindstone.

   Source: UM-Corpus: Spoken

8. 他用利刃在棒上刻了一个凹痕。

   tā yòng lì​rèn zài bàng shang kè le yī​ge āo​hén.

   He cut a notch in the stick with a sharp knife.

   Source: UM-Corpus: Spoken