I watch her until she disappears into the house .

我看着她直到她消失在我的视野中。

Sometimes it disappears with a small explosion .

有时它的消失还伴随着小型爆炸。

They provide much better yields than ordinary treasuries unless inflation disappears .

它们提供比普通国债更好的收益率，除非通胀消失。

His dog disappears when it is time for a bath .

到洗澡的时间了，他的狗却不见了。

On the day that your wife disappears .

在你妻子失踪的那一天。