to join forces in promoting peace and mutual respect
联合促进和平与相互尊重 (liánhé cùjìn hépíng yǔ xiānghù zūnzhòng)
"The nations stood together for unity during the summit."
"各国在峰会期间团结一致为团结" (gèguó zài fēnghuì qījiān **tuánjié yīzhì wéi tuánjié**)
to become something different
to keep up with or understand what is being said or shown
to come to a mutual understanding or consensus about somethi...
to reduce something such as pollution or temperature
to escalate complicated problems to a higher level
to leave short messages in a shared space