在那时;当时;

At that time, the general public was/ were not aware of the health risks.
那时,公众对各种危及健康的因素尚不了解。
来源:《牛津高阶英汉双解词典》Just at that time, the traveler who made the payment came downstairs.
就在那时,付款的旅行者下楼来了。
来源:中考真题- 2019 黄冈 完形填空We were in the same college, which was male-only at that time.
我们那时在同一所学院,当时只招男生。
来源:《柯林斯高阶英汉双解学习词典》At that time being a woman was a bar to promotion in most professions.
那时在大多数职业中,身为女性就是晋升的障碍。
来源:《牛津高阶英汉双解词典》At that time, children were often beaten for quite minor offences.
那时候,孩子们常常因为很小的过错而挨打。
来源:《牛津高阶英汉双解词典》At that time children were regularly beaten for quite minor offences.
那时候孩子们常常因为很小的过错而挨打。
来源:《牛津高阶英汉双解词典》At that time people had large families as an insurance against some children dying.
那时人们养的子女很多,以防有孩子夭折。
来源:《牛津高阶英汉双解词典》
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