China is the only one among the five nuclear powers to publicly declare no first use of nuclear weapons and no use of nuclear weapons against non-nuclear states.

中国是五个核大国中唯一一个公开宣布不首先使用核武器，不对无核国家使用核武器的国家。

youdao

I recommend that you use SAX as a fire-and-forget mechanism, and not build up data structures like this in the first place — so in that case this becomes a non-issue.

我建议将SAX作为一种fire - and - forget机制，而不是在一开始就构建数据结构——这样，这种情况这就不成问题了。

youdao

First, how do you use the non-standard Key when porting your model to an RDBMS?

首先，把模型移植到RDBMS时，如何使用非标准Key ？

youdao

Next month, Mr. Obama will try to use the first U.N. review of the Non-Proliferation Treaty in five years to toughen the treaty and isolate two of its scofflaws, Iran and North Korea.

WSJ: U.S. Keeps First-Strike Nuclear Strategy

The bills have been strongly supported by lobby groups such as the American Civil Liberties Union, which fear that the protections offered by the First Amendment are being infringed by the unfettered use of libel law in non-American jurisdictions.

ECONOMIST: Are English courts stifling free speech around the world?