flatten 'flætn
释义
vi. 使...不活跃, 变平
vt. 弄平, 打倒, 使失去光泽
英文释义
v. make flat or flatter
v. become flat or flatter
v. lower the pitch of (musical notes)
词形变化
过去分词: flattened 过去式: flattened 现在分词: flattening 第三人称单数: flattens
BNC词频排名: 7,612 | 当代语料库词频排名: 7,436