to take revenge on someone for something they did
为某人做的事情报复某人 (wèi mǒu rén zuò de shìqíng bàofù mǒu rén)
"He tried to get back at his brother for teasing him."
"他试图为哥哥取回报复,因为他嘲笑他。" (Tā shìtú **get back at** tā gēgē, yīnwèi tā cháoxiào tā.)
to work jointly on a specific project or task
to agree to join a team or project
to stop being overly aggressive or involved in an argument
to enter your account again after logging out
to remain strong and not give up under pressure or doubt
to move something or someone to another side