"We are not responsible for selling the phone, we just provide the system, so there is no hard number," he said.

“我们并不负责手机销售，我们只是提供操作系统，因此我们在这方面没有做出努力，”他说。

youdao

I would be very interested in how they got a 10-nanosecond uncertainty, because from the systematics of GPS and the electronics, I think that's a very hard number to get.

我对于他们如何做到10纳秒的不确定度很感兴趣，因为从GPS系统以及电子学来说，我认为这是一个很难达到的数字。

youdao

But a bank's reported earnings aren't a hard number, like sales; for example, they depend a lot on the amount the bank sets aside to cover expected future losses on its loans.

但是，银行报表中的收益并不是类似销售额这样的“硬数据”。这些收益在很大程度上取决于银行拨备的，用来弥补预期未来贷款损失的资金额度。

youdao

For instance in the past, we had that silly little program for computing the average of some quizzes and it was actually a pretty bad implementation because I had essentially hard coded in the number of quizzes.

比如在以前，我们做了一个,计算平均数的程序,这是一个相当挫的实现,因为我硬编码了测试的数字。

哈佛公开课 - 计算机科学课程节选

Numbers are hard. That's why we teach whole semesters worth of courses in number theory.

因此我们整个学期关于数学理论,的学习也是物有所值。

麻省理工公开课 - 计算机科学及编程导论课程节选

It's actually not impossible, but hard, and there are a number of challenges.

事实上，它并非不可能，只是很艰难，要面对很多挑战。

耶鲁公开课 - 金融市场课程节选

In an almost evenly divided Senate, that could be a hard number to reach.

NPR: Bid to Give Detainees Right to Appeal Falls Short

In November 2001 Roberts had recommended printing toll-free customer hotline numbers on soda cups and sending mystery shoppers to restaurants to conduct anonymous reviews of service using a hard-number scoring system.

FORBES: You Want Data With That?

We really do face a hard limit on the number of atoms available to us.

FORBES: But Every Generation Does Indeed Exhaust Its Mineral Reserves