Hunting, loss of habitat and disease are decreasing chimp Numbers and it's hard to figure out how much of a factor SIV is, he said.

他说，狩猎、栖息地的丧失以及疾病使黑猩猩的数量正在减少，很难弄清楚其中SIV病毒的因素有多少。

youdao

Much like it's hard to figure out which exact gene is responsible for a particular human trait, it is hard to figure out which bits of the movie or music make us rate it as 5 stars.

这即是说，很难精确地确定事物的哪一个基因适用于某个具体的人，很难指出一部电影或音乐的哪一部分特点让我们给它打5分。

youdao

Sometimes, it's hard to figure out whether companies try to make products that suit the preferences of consumers, or whether consumer preferences are shaped by the products made by companies.

有时，你很难分清究竟是食品公司努力做出符合消费者喜好的产品，还是消费者的喜好被食品公司的产品塑造。

youdao

First of all, it's really hard to figure out where everything is, where everything goes, making sure I'm in the right place.

第一，很难判断事务的位置,事物的走向，还有确定自己处于正确的位置。

麻省理工公开课 - 计算机科学及编程导论课程节选

It's sometimes hard to figure out what you want to do,

有时候很难弄清楚自己想干什么，

赛艇项目很流行 - SpeakingMax英语口语达人

why didn't IBM, Compaq, other people... it's actually not that hard to figure out.

为什么IBM，康宝等其他公司也没有这样做。,其实不难找到答案。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

It's hard to figure out what will make this stock an attractive investment until then.

FORBES: Save Time Warner, Fire Parsons

In the absence of that, it's hard to figure out how these discussions would be productive.

WHITEHOUSE: President Obama and President Lee Hold a News Conference

Mr. DAVE CONSTANT: He covers a broad spectrum and it's hard to figure out what he's really focused on.

NPR: Ron Paul Takes Campaign to New Hampshire