And so the first thing we're going to spend a fair bit of time on is trying to get clear on what's a person?

那么首先我们,需要花一点时间,搞清楚人是什么

耶鲁公开课 - 死亡课程节选

So, for example, in around 1900 in America or a little bit earlier, let's say 1880 in America, it really isn't clear that it was illegal to write agreements to say we'll restrict quantities.

比如1900年甚至更早的美国,假如是1880年的美国吧,在当时这种限制产量的合同是否违法,在司法上没有明确的界定

耶鲁公开课 - 博弈论课程节选

"I for one don't have a clear bit of wall space that is within easy viewing distance of my desk and keyboard, " notes Scuka.

CNN: Mobile phones project growth on a bigger screen

They have just brought in a bulldozer to try to clear that out a bit more.

NPR: On the Scene in Qana, Lebanon

Further optimizing the quality, images are scanned at up to 600 optical dpi for resulting scans that have a crisp and clear 3800x7200 24-bit color depth resolution.

ENGADGET: Pandigital Personal Photo Scanner/Converter cuts the cable, writes to memory cards