You should try to argue calmly and not allow any unpleasantness to creep in.

你应该试图冷静地提出理由，不要让任何不愉快的事情发生。

youdao

You should try to argue calmly and not allow any unpleasantness to creep in.

你应该试图冷静地提出理由，不要让任何不愉快的事情发生。

youdao