pronunciation n. 发音
His pronunciation is simply terrible. 他的发音太糟了。
prove v. 证明
prove(test)→证明
He has proved his courage in the battle. 他已在这场战斗中证明了自己的勇气。
同根词
purity n. 纯洁，清廉；纯净；纯度
Politics is not a game of moral purity. 政治不是关于道德纯洁的游戏。
Chinese people regard lotus as an emblem of purity. 中国人把莲花看作是纯洁的象征。
