n.clay or silt or gravel carried by rushing streams and deposited where the stream slows down

同義詞：alluvial sedimentalluvial depositalluvion

1. The two countries are allying against a common enemy.
   這兩個國家正在聯(lián)合對抗一個共同的敵人。
2. The political party is allying with several smaller groups to win the election.
   這個政黨正在與幾個小黨派聯(lián)合，以贏得選舉。