缺乏受过训练的人员。
而狗狗焦虑和压力大的迹象非常好辨认，至少对于受过训练的人员来说。
The signs of stress and anxiety in dogs are well established, and are easily observable, at least by trained individuals.
只有受过训练的急救人员才应该照顾被闪电击中的人。
Only trained emergency workers should care for a person who has been hit by lightning.
我们没有受过专门训练的人员来管理这么一大笔财富。
We have no trained personnel to manage such a huge treasure.
正如任何干洗技术，这些过程需要受过适当训练的人员，以获得可以接受的结果。
As with any dry cleaning technology, these processes require properly trained personnel in order to obtain acceptable results.
只有受过专门训练并且有相当的技术经验的人员才能执行再加工和处理过程。
Reprocessing and handling can be carried out only by specially trained personnel, with considerable technical background.
负责回应紧急事故的人员都应受过正确使用灭火器的训练。
Emergency response personnel should be trained on proper operation of fire extinguishers.
必须马上可以找到受过专门的HF急救程序训练的人员。
Personnel who have been trained in the specialized HF first aid procedures must be available immediately.
工厂有受过专业医疗训练的人员在场吗？
我们必须为中心配备受过正规训练的人员。
塞拉利昂官方称他们关闭了首都弗里敦接近50家医疗诊所，因为他们雇用未接受过医疗训练的人员。
The authorities in Sierra Leone say they are closing down nearly 50 health clinics in the capital Freetown because they say they are stuffed by people with little or no medical training.
塞拉利昂官方称他们关闭了首都弗里敦接近50家医疗诊所，因为他们雇用未接受过医疗训练的人员。
The authorities in Sierra Leone say they are closing down nearly 50 health clinics in the capital Freetown because they say they are stuffed by people with little or no medical training.
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