在这个节骨眼，你必须坚持下去。

At this critical moment, you must insist on.

在这个节骨眼上，他威胁杀死人质。

At this point, he threatened to kill a hostage.

有时恰就在事情中可能放一屁，还好不是节骨眼上。

Someone may let out a fart right in the middle of things.

董事2：这个仲天骐可是那个老狐狸的致命伤，在这个节骨眼跑回来，可有好戏看了。

Board member 2: this Vernon is the death wound to the old fox. He come back at this vital link, there must be good play.

就在这节骨眼上，***者还是引经据典，从垃圾扯到毒素，从烟头掉入下水道谝到吸烟危害鸟类，呼吁进一步的“禁锢主义”。

Even then campaigners called for further illiberalism, citing everything from litter to toxins from cigarette butts leaching into groundwater and the harm smoking allegedly does to birds.