1.
prior informed consent procedure
事先知情的同意程序
2.
On Prior Informed Consent System;
论事先知情同意制度（PIC制度）
3.
Prior Informed Consent as to Access to Genetic Resources and Benefit-sharing;
论遗传资源获取与惠益分享中的事先知情同意制度
4.
Joint Group of Experts on Prior Informed Consent
知情的事先同意联合专家组
5.
He said that he had no prior knowledge of the meeting.
他说他事先对这次会议的情况一无所知。
6.
blind taste tests used in marketing studies.
用于市场调查的事先毫不知情的口味测试。
7.
When the significance of anything is uncertain, people always hope for the best.
在不准知道事情的吉凶的时候，人总先往好里想。
8.
Gordon is an insider to what’s happening on Wall Street.
戈登先生是华尔街所发生的事的内幕知情者。
9.
The one certain thing was that death never came at an expected moment.
唯一可以肯定的事情是，死期决不会事先给你知道的。
10.
A preceding occurrence, cause, or event.
先前的前面的事件，事情
11.
To make or become aware, informed, or sophisticated.
使知道，知情，谙于世事
12.
"You're wasting your time, Chung-wei!" said Chu Yin-chiu gloomily, dousing Chou Chung-wei's hopes once more. "I don't need a crystal ball to tell you that you won't cut any ice with Wu Sun-fu, and that you'll come away with a flea in your ear!"
“何苦呢，仲翁！ 我未卜先知，你这一去，事情不成功，反倒受了一肚子的气
13.
Also, the Department of Agriculture will now make unannounced visits.
同时，农业部也会在事先未通知的情况下突然造访动物园。
14.
Do you know, M. Andrea, I think you have managed this affair rather skilfully?"
您知道吗，安德烈先生，我以为您这件事情办得巧妙。”
15.
He arrived unannounced.
他未事先通知而来到.
16.
She arrived out of the blue.
她没有事先告知就来了.
17.
Was everything satisfactory, madam, sir?
先生，夫人，事情都满意吗?
18.
The borrowing of an item without first informing the owner--who later discovers the @theft@ --can be quite embarrassing.
借东西却未事先告知其所有人，而对方事后发现时，会是相当难为情的。