All are keeping a sharp look-out in front, but none suspects that the danger may be creeping up from behind.

所有的人都密切地注视着前面，但没有人怀疑危险可能正从后面悄悄逼近。

youdao

But just to be really clear, I've written out exactly which equations you do have to memorize on the front here, so long as you know those, the rest you can just look up.

但是让大家清楚，我已经，把大家需要记住的公式都写在前面了，只要你知道了这些，其它的就只需要查了。

youdao

With this continuity we can look to the future with greater confidence and hope we can catch up the team in front of us.

带着这样的连续性，我们可以更自信的面对未来，也希望我们可以赶上我们前面的队伍。

youdao

But just to be really clear, I've written out exactly which equations you do have to memorize on the front here, so long as you know those, the rest you can just look up.

但是让大家清楚，我已经,把大家需要记住的公式都写在前面了，只要你知道了这些，其它的就只需要查了。

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