Question

2770.concentration英 [kɒns(ə)n'treɪʃ(ə)n]美 ['kɑnsn'treʃən]

Accepted Answer

释义：n. 浓度；集中；浓缩；专心；集合例句：1. We lacked concentration and it cost us the goal and the game.我们注意力不够集中，结果丢了球，输了比赛。square,n,正方形，广场，音“四拐哦”。多数广场都是有四个拐角的方形广场。 天安门广场说四个拐哦。concentration (n.)1630s, "action of bringing to a center," noun of action from verb concentrate (v.). Meaning "a mass so collected" is from 1670s; "continuous focus of mental activity" is from 1846."

Concentration 2770.Concentration 英 Kɒns(ə)N'treɪʃ(ə)N]美 Kɑnsn'treʃən 释义 N 浓度；集中；浓缩；专心；集合