您要查找的是不是：
- “Command: memu Unknown command "MEMU". ress F1 for help. ” 因此，无奈之下，就重新安装了。
- The leading role is played by a complete unknown. 演主角的是一个毫无名气的演员。
- The star of the film is a previously unknown actor. 这部电影里的明星以前是个默默无闻的演员。
- Its greater part is unknown to me. 它的大部分对我是未知的。
- He was an unknown painter one year ago. 一年前，他还是一个不为人知的画家。
- The captain reiterated the command to us. 上尉对我们重申了那项命令。
- The sergeant bawled out a command to his men. 那个中士向士兵大声发令。
- This is a fact hitherto unknown. 这是一个至今无人知道的事实。
- The soldiers will rush in at the officer's command. 军官一下命令士兵们就会冲进来。
- A quantity of unknown numerical value. 未知数数值不明的一个数量
- Kate is in bad with Lucy for some unknown reason. 因为某些不为人知的原因，凯特和露西关系不好。
- Does seniority give one the right to command? 难道年长资深就有权发号施令吗?
- The boy do not move though the teacher reiterate her command. 虽然教师一再命令，但这孩子动都不动。
- We use x as the symbol for an unknown quantity. 我们用x表示一个未知数。
- It is no safe wading in an unknown water. 不知水深浅，涉水不安全。
- General White was in command of the army. 怀特将军统率那个军队。
- The investigation was tabled for reasons unknown. 不知何故调查延缓进行。
- The King's request was tantamount to a command. 国王的要求就相当於命令。
- The ownership of the house is still unknown. 这栋房子的所有权至今无人知道。
- The unknown number can be calculated from the data. 通过已知数可以算出未知数。
