adj.费劲的，需细致小心的，（标准）严格的，（对别人）严格的
v.要求( exact的现在分词 )，苛求，迫使，强迫
It was exacting work and required all his patience.
工作很艰巨，需要他有极大的耐心。
Volunteers are needed for an exacting assignment.
需要志愿者承担艰巨任务.
products designed to meet the exacting standards of today's marketplace
为符合当今市场严格的标准而设计的产品
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