单词：subvocalization
音标：['sʌb,vәjkəlai'zeiʃən; - li'z-] ；
n. 默读,不出声的说话
subvocalization的用法和样例：
例句
用作名词(n.)
- Subvocalization is often considered the biggest barrier to speed reading.默读被视为速读的最大障碍。