2 sentences

1. 他伤到了左臂。

   tā shāng dào le zuǒ​bì.

   He injured his left arm.

   Source: Dong Chinese Dictionary

2. 我从7点半开始就感觉不到我的左臂了。

   wǒ cóng7 diǎn bàn kāi​shǐ jiù gǎn​jué bù dào wǒ de zuǒ​bì le.

   I haven't been able to feel my left arm since 7:30.

   Source: OpenSubtitles