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

• Oh Monsieur heretofore the Marquis, I pray you be you true to me!
  啊，前侯爵先生，我祈祷你也以真诚待我！
• 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。
• 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。
• 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。
• Ah! Most gracious Monsieur heretofore the marquis, where is that emigrant?
  啊，最仁慈的前侯爵先生，那外满贵族在哪儿？
• Heretofore the merchant has sold goods on credit, but from this time he will sell only for cash.
  以前那商人赊账卖东西，但从今以后他将以现金买卖。
• Besides, they begin to mention faith, of which there was heretofore marvelous silence.
  此外，他们开始提到的信仰，其中有迄今为止了不起的沉默。
• It was the same town as heretofore; but the same minister returned not from the forest.
  镇子还是原来的镇子；但从林中归来的牧师却不同了。
• Heretofore unforeseen technical training therefore becomes a requirement in many projects.
  因此，技术培训是必需的。
• 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。