您要查找的是不是：
- However, a line containing only spaces or tabs can appear; this line is interpreted as a null command, and no error occurs. 但是可以出现只包含空格或制表符的行;该行被解释为空命令,并且不出现错误。
- The state or quality of being null. 无效无效的状况或性质
- 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。
- The act of making null and void. 废除使 ... 作废和无效
- The soldiers will rush in at the officer's command. 军官一下命令士兵们就会冲进来。
- 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。
- General White was in command of the army. 怀特将军统率那个军队。
- The King's request was tantamount to a command. 国王的要求就相当於命令。
- The contract was null and void because it was not signed. 这个合同无效，因为它尚未签字。
- A military command to turn clockwise 180°. 向后转军队中的命令，顺时针转体180°。
- The court ruled that the claim was null and void. 法庭裁决此项要求无效。
- He was accustomed to command, not to entreat. 他习惯于发号施令，而不是恳求他人。
- She has a large English vocabulary at her command. 她能灵活运用掌握的大量英语辞汇。
- He has a hundred men under his command. 他指挥一百个人。
- He was told to command his temper. 有人叫他控制脾气。
- The general was relieved of his command. 将军被解除了指挥权。
- The marriage was declared null and void. 婚姻已宣告无效了。
- She has a good command of spoken English. 她的英语口语很熟练。
