1.
living in a world in which undeclared aggression,
如今，不宣而战的侵略、
2.
There was overwhelming opposition to empowering him to wage a declared naval war.
绝大多数人反对授权他进行不宣而战的海战。
3.
We still do; living in a world in which undeclared aggression,
我们现在仍然有这种感觉:生活在一个不宣而战的侵略的世界中。
4.
To make war, for instance, is an exercise of sovereignty; but the Constitution declares that no State shall make war.
举例而言，宣战是主权的使用，但宪法却规定州不能宣战。
5.
The soldiers swore to fight for the hearth and the altar.
战士们宣誓为保卫家庭和宗教而战。
6.
I must keep to myself, at least for some time.
我暂时还要秘而不宣。
7.
declare war (against)
1. 向...宣战
8.
Nimitz, the commander of the U.S. forces, declared that not only did a state of war continue but the war with all its devastating consequences must be carried on.
美军统帅尼米兹宣布：“不仅战争状态是存在的，而且具有一切毁灭结果的战争，必须继续进行。”
9.
So, Congress is responsible for declaring war and the president is responsible for carrying it out.
所以，国会负责宣战，而总统负责执行。
10.
To declare neutral and therefore inviolable during a war.
宣布中立在战争中宣布独立以不致受侵扰
11.
Yet any nose-thumbing by Mr Kim-he calls the sanctions a “declaration of war”-is likely to test collective resolve.
然而，金正日称这些制裁为“宣战书”，他的任何不屑之举将可能考验各成员国团结一致的决心。
12.
win [lose] by default
(变成) 不战而胜 [败]
13.
The American declaration of war in 1917 tipped the scales against Germany.
１９１７年美国宣战使形势变得对德国不利。
14.
With the announcement of the ceasefire, despair at last gave place to hope.
随着休战的宣布，人们终于由绝望转而充满希望。
15.
It is officially announced that he will not run for reelection.
据正式宣布，他将不再为连任而参加竞
16.
Relations between governments are often swathed in secrecy.
政府间的关系常常是秘而不宣的。
17.
Lack of evidence resulted in their acquittal.
因证据不足而宣判他们无罪.
18.
He kept his invention under cover until it was patented.
在取得专利前，他的发明一直秘而不宣。