absence flag

常见例句

The absence of any of these four factors should be a red flag that the so-called report could really be a pump and dump marketing ploy.
这四个因素少了哪一项都应该是危险信号：所谓的研究报告可能真的是一个拉高出货的市场计谋。
In the absence of any guidelines/ instructions from the flag State the 24 hour period should be from the beginning or end of a rest period.
如果船旗国没有任何的指导/说明，24 小时的起始，应该是在一个休息期间的开始或结束。
Specifying the 'w' flag causes the pattern to be applied to the whole part of the message that's being searched (which is specified via the presence, or the absence, of the hand b flags).
指定’w'标记使得模式被应用到被搜索的信件的整个部分（[译注：指定信件的哪部分]这是通过h和b标记的出现与否来指定的）。

Emirates has also thrived by entering markets in the rest of the Middle East, Africa, South-East Asia, India and Latin America that had hitherto been poorly connected to the global air-transport network because of over-regulation, the absence of a strong local flag carrier and the indifference of established airlines.
ECONOMIST: Aviation in the Gulf