Healing the sacroiliac joint takes constant vigilance.
骶髂关节的治疗需要时刻保持警惕。
But to ward against the external foes requires constant vigilance.
不过要战胜外在的敌人得要有持续不断的警惕。
It takes willful effort, energy and constant vigilance to think about our choices... all of them.
这需要我们付出努力，精力，时刻警醒自己，去思考我们的选择…以及思考所有这一切。
Water is the life blood of this area, but it takes constant vigilance and effort to keep it in its place.
水是当地的命脉，但也需要不断提高警惕和不懈的努力来使之不至泛滥成灾。
There is no phylloxera (yet) in Chile or South Australia, but quarantine and constant vigilance are the price.
智利或澳大利亚南部还没有葡萄根瘤蚜（迄今），但严格的检疫和一贯的警觉却是无根瘤蚜的代价。
Instead, defending a system requires constant vigilance to create, find, apply, test, and adjust any number of individual measures.
相反，要想保护系统，必须时刻保持警惕，不断创建、寻找、应用、测试和调整许多安全措施。
As precautionary health measures go, supplements are easy. Compare the two seconds required to swallow a pill with the constant vigilance necessary to exercise and eat right.
在采取预防保健时，与坚持锻炼和正确选择饮食相比，只需要保持必要的警惕，花两秒钟服用补充剂药物，这种方法显得容易多了。
As precautionary health measures go, supplements are easy. Compare the two seconds required to swallow a pill with the constant vigilance necessary to exercise and eat right.
在采取预防保健时，与坚持锻炼和正确选择饮食相比，只需要保持必要的警惕，花两秒钟服用补充剂药物，这种方法显得容易多了。
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