infringement of trade mark

例句：

1. 1. The company's trademark is being infringed upon by competitors.
   该公司的商标正被竞争对手侵犯。
2. 2. Trademark infringement is a serious offense that can leadto legal action.
   商标侵权是一种严重的犯罪行为，可能导致法律诉讼。
3. 3. Thetrademark owner must take measuresto prevent infringementand protect their brand.
   商标所有者必须采取措施防止侵权行为并保护他们的品牌。