Play it by ear also means to decide what to do at the last minute instead of making detailed plans.

VOA: special.2009.09.13

And then third year when I taught it which was the last time, I had 850 students in the class, making it at that point the largest course at Harvard.

到了第三年，也就是上一次开课，有850人参加，是当时哈佛人数最多的课程。

哈佛公开课 - 幸福课课程节选

Soil and plants also keep the sun off the roof layer itself, making it last longer.

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Your interview is often where you make your strongest impression, so to avoid making it also your last impression, carefully consider what you want the employer to learn about you during the meeting, and strive to stand out for being a perfect fit for the job.

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Instead of reporting for the last 10 months as the Stuttgart, Germany-based carmaker normally does, it reported for the last nine, making it difficult for analysts to tell if the firm had met consensus expectations.

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