Until now I have always lived alone.

直到现在，我一直独自生活。

《牛津词典》

It has taken until now to pin down its exact location.

一直到现在才确定了它的准确位置。

《柯林斯英汉双解大词典》

Might I enquire why you have not mentioned this until now?

请问你为什么直到现在才提及此事呢？

《牛津词典》

Until now the drug melarsoprol was used to treat patients in the advanced stage of sleeping sickness.

VOA: special.2010.01.04

My major? Basically I study American literature... in English, studying literature from 1865 until now.

我的专业？我主要学习从1865年到现在的美国文学，以英语授课。

和英文专业的朋友 - SpeakingMax英语口语达人

See, up until now I have been talking about gas phase, single atoms, all this stuff.

看，只到现在我们已经讨论了气相，单原子，这些东西。

麻省理工公开课 - 固态化学导论课程节选

Until now the expense ratios published in this magazine have been the official SEC-mandated ones.

FORBES: Hidden Expenses

Up until now, prototype OLED panels have been limited to a max size of about 40-inches.

ENGADGET: blogger-avatar

Until now, there has been little public reporting on this unwelcome and threatening activity.

CENTERFORSECURITYPOLICY: Freedom Flame 2013