在之前的几次飞行中，就察觉到了机身有些摇晃。

Some oscillation of the fuselage had been noticed on early flights.

《柯林斯英汉双解大词典》

在之前的几年中，我曾经有一次拿到99%，还有一次是100%。

In previous years, I earned a 99% and a 100%.

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在之前的研究中，猴子们得到了第三种选择，使他们可以继续进行新的试验。

As in a previous study, the monkeys were given a third choice that would allow them to pass on to a new trial.

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What was neat about it is before that time, the predominant species to use for air conditioning or refrigeration was ammonia.

在这之前是很整洁的，之前最主要的用于空调或者冰箱的,物质是氨。

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Up until then they had been using the old stadium, which now has been turned into a park.

在那之前，他们一直使用旧体育馆；现在旧体育馆已经成为一个公园了。

布朗克斯的景点 - SpeakingMax英语口语达人

Milton surveys the wealth of literary tradition before him, and he resists its allure without the help of any human guide.

弥尔顿在他之前就调查过文学传统的宝藏，他在没有人帮助的情况下抗拒了这一诱惑。

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