Everything becomes unstable. 所有的东西都变得不稳定
One of the most unstable of all. 最不稳定的物质之一
BP and the heart rate are unstable. 血压和心率均不稳定
that this slope is still dangerously unstable. 这片山坡仍然非常不稳定
This may be a glimpse of the unstable future faced by this magnificent creature. 这种巨大生物的前途很不乐观
but the Andes have the most unstable mountain weather on the planet 可是安第斯山的天气 是全球山区气候中最不稳定的