Because the initial estimate is so coarse-grained, a fair amount of wiggle room exists to handle emergent design, refactoring, and other technical-hygiene activities.

因为最初评估是粗粒度的，还有很大的回旋空间，可以处理紧急设计、代码重构、以及其他技术清洁活动。

youdao

Maintain a high level of treatment room hygiene and cleanliness and tidy constantly throughout the day in between clients.

整天于服务每个客人之间，也要维持疗程室高度卫生和整洁的水平。

youdao

The exercise and sedentary groups were told that good sleep hygiene can be improved by sleeping in a cool, dark, and quiet room;

运动和定居组被告诉好的睡眠卫生可以通过睡在一个凉爽、黑暗和安静的房间被改善；

youdao

Instead, it points the finger squarely at the industry's sub-par standards testing, claiming the procedures for IPX5, IPX6 and IPX7 require the use of pure, room temperature H2O, not the warm, soapy water involved in everyday hygiene.

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