It's on a ten-second stand-by to respond to the most violent explosions in the cosmos.

只需 10 秒，它就可以处于待用状态以对宇宙中最猛烈的爆炸做出反应。

I always have a list of questions prepared to use.

总会准备一份待用的问清单。

A potential implication is, notice my boring to-be verb here.

一个潜在的含义是, 这里无聊的待用动词。

Little tables glittered with bright steel instruments carelessly put down as if ready for use; a screw and vice loomed out, casting ugly shadows; and in another nook was a saw with cruel jagged teeth.

小桌子上放着闪闪发亮的钢制乐器，随随便便地放下，仿佛随时待用；一个螺丝钉和虎钳隐约可见，投下丑陋的阴影；在另一个角落里有一把锯齿状锯齿。