When we consider the nightly lifestyle of these bats, we will see they have to be sensitive to the changing light levels because this is how they sense when to start hunting.
当我们考虑这些蝙蝠的夜间生活方式时，我们会发现，它们必须对不断变化的光线水平保持敏感，因为这是它们感知何时开始狩猎的方式。
The user decides when one change set is complete, and when to start a new one.
用户将决定何时完成一个更改集，以及何时开始新的更改集。
And I, for one, am not going to spend my life worrying about when to start Botox treatments.
举例来说，我绝不会浪费我的人生去担心什么时候开始打肉毒杆菌。
It can be difficult to begin a project without some kind of milestone indicating when to start.
如果没有某种里程碑式的东西来指示一下从何开始，启动一个项目可能会很难。
吉姆问我什么时候动身。
And I, for one, am not going to spend my life worrying about when to start Botox29 treatments.
就拿我来说吧，我可不打算把生命浪费在操心什么时候开始打肉毒素上。
In coping with crises, when to start an emergency preplan is a problem that calls for solution.
应急预案启动时机的选择是应急管理领域中应对危机时需要解决的关键问题。
Team members must know when to stop fighting or complaining and when to start listening or gathering more evidence.
成员们必须知道何时应停止争斗或者抱怨，以及何时该开始聆听或者收集更多证据。
Consciously or subconsciously, women do seem to take their future prospects into account when deciding when to start having children.
不管是有意识的还是下意识的，当妇女们决定什么时候开始生小孩的时候，她们好像的确考虑到了她们的将来。
The ribosome finds the appropriate amino acid for each "letter" and assembles them head-to-tail in sequence; other "letters" indicate when to start and when to stop.
核糖体找到每个“字母”的适当的氨基酸，并将它们首尾相连，组成一个序列；其他“字母”表示何时开始以及何时停止。
Now, they recommend no routine screening for women in their 40s, and instead suggest these women decide themselves when to start after weighing the risks and benefits.
如今，他们建议40多岁的女性无需进行常规筛查，而代之以建议这些女性衡量利弊后自行决定何时进行检查。
This year's World Population Day, July 11, reaffirms the right and ability to plan when to start a family and determine freely and responsibly the number and timing of children.
今年世界人口日(7月11日)重申，人们有权也有能力计划何时组建家庭，决定生育时间和生育数量。
Women who are at higher risk of breast cancer because of family history or other factors should talk to their doctor about when to start screening and what other tests they may need.
有乳腺癌相关家族史或有其他危险因素暴露史的女性有更高的风险患乳腺癌。应询问自己的医生开始进行乳腺癌筛查的时间和可能增测的项目。
Thus the problem is to make a decision on whether and when to start the breakdown so as to minimize the maximum completion time, the total completion time or the weighted total completion time.
因此问题就需要决定是否中断，以及何时中断，使得最大完工时间、完工时间总和、加权完工时间总和等尽可能小。
Thus the problem is to make a decision on whether and when to start the breakdown so as to minimize the maximum completion time, the total completion time or the weighted total completion time.
因此问题就需要决定是否中断，以及何时中断，使得最大完工时间、完工时间总和、加权完工时间总和等尽可能小。
应用推荐