熟悉的单词组成的句子却不知道在讲什么的英文

the sentence with simple word could not be understood

• 熟悉:    know very well
• 的:    4次方是 The fourth po ...
• 单词:    individual word; w ...
• 组成:    form; make up; com ...
• 句子:    sentence
• 却:    step back
• 不:    a block of wood
• 知道:    know; realize; be ...
• 在:    exist; be living
• 讲:    speak; talk; relat ...
• 什么:    what