The key to the exercises presented below is to maintain good form and don't look sloppy stretching.

下面的练习的关键是保持良好的姿势，拉伸不要看起来草率。

youdao

Maintain good form.

保持很好的姿势。

youdao

Remember to make eye contact and maintain good posture.

记得要和对方有目光接触，并保持良好的姿势。

youdao

And,these are occurring at a time when the global economic crisis is making it more difficult to maintain good health, especially in the developing world.

VOA: standard.2009.05.18

Now when you want to maintain good health, high peaks, high spikes in blood glucose and the insulin response that provokes is not a very good thing, and so the red line is a far healthier way to be than the yellow line is.

如果你想保持健康,血糖和胰岛素都出现高峰值,这对健康来说可不是好事,红线要比黄线更健康

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The similes work not to sew everything up but make it impossible for us to maintain anything like the official position on a moral distinction between heavenly good and satanic evil.

这些比喻不是为了简单的拼凑，而是让我们不能,维持住任何天堂之善与撒旦之恶之间的,清晰的官方界限。

耶鲁公开课 - 弥尔顿课程节选

But at the same time, we still have to maintain good order and discipline.

NPR: Checking In on Fort Carson, Part II

It was constructed from silicon carbide to maintain good shape while being as light as possible.

BBC: Uranus image celebrates Herschel - the man and the machine

Europeans deliberately looked the other way, conscious of the need to maintain good trade relations with China.

ECONOMIST: Europe in the world