但目前，人们并未发现酗酒的全部原因。

All the causes of alcoholism are not discovered yet.

youdao

此报告发现，目前的衰退正迫使那些处于困境中的美国人——特别是年轻人——和其亲戚朋友合住。

The report found that the recession was forcing hard-pressed Americans — particularly the young — to double up in households with relatives and friends.

youdao

我们发现，目前存在的主要问题是如何实时分发目标并且将正确的装备导引向每个目标。

We found that the main problem is to dispatch the targets in real time and direct the right munitions to each target.

youdao

We've been looking at Plato's arguments for the immortality of the soul, and so far, I have to say I haven't found them very compelling arguments.

我们研究了柏拉图关于,灵魂不朽的论证，到目前为止，我要说的是,我发现这些论证并不是很有说服力。

耶鲁公开课 - 死亡课程节选

So what actually turns out the reality is that h e 2 does exist, but it exists as the weakest chemical bond known, and it wasn't, in fact, even found to exist until 1993, so I can assure you this is not a bond that you see very often in nature, and it is a very, very weak bond.

实际上He2键是存在的，但它是目前所知的最弱的键，直到1993年它才被发现，所以我可以向你们保证在,自然界你们不可能经常看到它，它是种非常非常弱得键。

麻省理工公开课 - 化学原理课程节选