Their analysis showed that this was a fragile bubble that could burst any time.

他们的分析表明，这是一个随时可能破灭的脆弱泡沫。

Tears brimmed into her eyes as she walked, and by the time that she was out of sight sobs burst forth tumultuously.

她一边走，一边泪流满面， 当她离开视线时， 呜咽声突然爆发出来。