heretofore

英 [ˌhɪətuˈfɔː(r)]

美 [ˌhɪrtuˈfɔːr]

adv.  在这之前

TEM8

BNC.38480 / COCA.16177

牛津词典

adv.

• 在这之前
  before this time

柯林斯词典

• ADV 此前;迄今
  Heretoforemeans 'before this time' or 'up to now'.
  1. They reported that clouds are an important and heretofore uninvestigated contributor to the climate.
     他们报告说，云是影响气候的一个重要因素，但迄今为止没有进行过研究。

英英释义

adv

• used in negative statement to describe a situation that has existed up to this point or up to the present time
  1. So far he hasn't called
  2. the sun isn't up yet
  Synonym:so farthus farup to nowhithertoas yetyettil nowuntil now

双语例句

• While EVMS is compatible with your existing storage arrangement, it also offers new, heretofore unavailable capabilities.
  EVMS不但与您现有的存储管理兼容，而且还提供了新的、您迄今为止未曾获得的功能。
• Of the complicated European systems of national polity we have heretofore been independent.
  在复杂的欧洲各国体系中，我们保持独立。
• Your work heretofore has been done with the help of your conscious mind alone.
  至今为止你所做成功的所有事情都是你的意识思想所至。
• These genetic tools are relatively new and have provided researchers with a heretofore unprecedented ways to precisely target and manipulate genetic activity.
  这些遗传工具先对新，为研究者提供迄今为止空前的方法，该方法精确定位和操纵遗传活动。
• Heretofore, doctors have tried low fat diets to reduce the cholesterol in the blood.
  迄今，医生一直试用低脂肪饮食来降低血液中的胆固醇。
• We've shown that the juice of these melons is a source of readily fermentable sugars, representing a heretofore untapped feedstock for ethanol biofuel production, he said.
  他说：我们发现西瓜汁中含有易发酵糖，这种原料在乙醇生物燃料的生产中尚未被利用过。
• The purchase represents a change in strategy for BMW, which heretofore has shunned financial ties with suppliers and points to its increased use in future BMWs.
  这标志着宝马做出了战略性的变革，因为宝马过去一向避免与供应商通过财务关系捆绑在一起，同时说明宝马未来会加大对碳纤维的使用。
• Heretofore all the campus gossip had seemed merely malicious and disrespectful.
  在这以前，学校里的一切流言蜚语似乎纯粹是恶意的、无礼的。
• Then in the middle of the nineteenth century the heretofore impervious wall of Chinese isolation was breached by the west.
  到了十九世纪中叶，西方突破了中国孤立的墙壁，那在以前是不可逾越的。
• But, as no love shall heretofore be wasted.
  不过，对他而言，上一辈的爱不会被遗忘。