The challenge of accurately estimating cost and schedule is certainly part of the problem.
精确评估成本和日程的挑战已经成为主要的问题。
And so the marketing challenge is to sell the problem.
所以，营销的挑战是销售问题。
The problem, and the challenge is that most people don't understand sleep.
问题是，也可以说挑战在于大多数人不了解睡眠。
John Snow wanted to face the challenge and solve this problem.
约翰·斯诺想要面对挑战解决这个问题。
John Snow wanted to face the challenge and solve this problem.
约翰·斯洛想面对这个挑战，解决这个问题。
John Snow wanted to face the challenge and solve this problem.
约翰·斯洛想面对这个挑战，解决这个问题。
应用推荐