1.He stated that the USA had no choice but to act more forcefully.
have no choice but除…之外别无他法
We have no choice but to arrive late.
除了迟到以外,我们并无选择 。
2.Syria is torn by war and conflict, Iraq is on the brink of collapse.
on the brink of濒于
The Russian peasantry stood on the brink of disappearance.
俄罗斯农民濒临消亡 。
3.China is flexing its muscles, and the rogue state North Korea is threatening nuclear attacks.
flex its muscles大展拳脚
It knew America was impatient for results and wanted to flex its muscles.
而美国则对决议毫无耐心准备放开手脚大干一番 。
4.It stated that Libya plunged into chaos after the ouster of Muammar Gaddafi with the US having no post-exit plan.
plunge into(使)突然陷入或呈现出
That peace often looked like a brief truce before the next plunge into war.
那种和平看起来常常像是再次陷入战争前的短暂休战 。