俄土伊三国总统在叙利亚会晤

stability – n. the quality of not changing easily

achievement – n. something that has been done through effort or hard work

coordination – n. organizing people and resources so they work correctly together

consolidating – adj. related to combining or joining together to improve something

alternative – n. something that offers a choice or another way of doing something

topple – v. to bring down, to throw out of power

mission – n. a campaign or military operation