then

Life was harder then because neither of us had a job.

那时生活比较艰苦，因为我俩都没有工作。

Those innovations, upon which virtually all aspects of contemporary society now depend, were possible because the United States then led the world in mathematics and science education.

当代社会几乎所有方面都依赖这些创新，这些创新之所以成为可能，是因为当时美国在数学和科学教育方面处于世界领先地位。

Since then, hurricane incidence has dropped off the charts.

从那时起，图表上的数据已经显示了飓风发生率在下降。

He drank a glass of whisky, then another and then another.

他喝了杯威士忌，接着又喝了一杯，然后又喝了一杯。

She describes how the definition of beauty has changed over the years and even from culture to culture. She then talks about health issues and the physical damage that can occur as a result of dieting.

她描述了美丽的定义是如何随着时间的推移，甚至是文化的不同而改变的，然后她谈到了健康问题和节食可能造成的身体伤害。

Governments should set safety requirements and then let insurers price the risk of the robots based on the manufacturer's driving record, not the passenger's.

政府应设定安全要求，然后让保险公司基于制造商而非乘客的驾驶记录为机器人带来的风险进行定价。

If you miss that train then you'll have to get a taxi.

如果你错过那趟火车，那就得坐出租汽车。

"If we don't ask about sleep and try to improve sleep patterns in kids' struggling academically, then we aren't doing our job," F said.

“如果我们不询问孩子的睡眠情况，不努力改善孩子在刻苦学习时的睡眠模式，那么我们就没有做好自己的工作。”F 说道。

Problem-solving is a useful help to your happiness, but if you know that given your inability to resolve a particular concern you can still choose happiness for yourself, or at a minimum refuse to choose unhappiness, then you are intelligent.

解决问题对你的幸福是有帮助的，但如果你知道你无法解决某个特定的问题，你仍然可以为自己选择幸福，或者至少拒绝选择不幸福，那么你就是聪明的。

She's been very busy at work and then there was all that trouble with her son.

她工作一直很忙，另外还有儿子的一大堆麻烦事。

No longer does a good craftsman have to work in a job he dislikes all day, and then try to create at night.

有才华的工匠无需花一整天做他不喜欢的工作，再另外挤出夜晚的时间进行创作。

A CFL cannot be simply installed in an incandescent fixture and then expected to produce a visual appearance that is more than washed out, foggy, and dim.

节能灯不能直接被安装在白炽灯装置上，还指望它产生的视觉效果不要那么微弱、朦胧和昏暗。